| Commit message (Collapse) | Author | Age | Files | Lines |
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From: Timo Teräs <timo.teras@iki.fi>
Happens because CONFIG_XFRM_SUB_POLICY is not enabled, and one of
the helper functions I used did unexpected things in that case.
Signed-off-by: David S. Miller <davem@davemloft.net>
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Fix coding style errors and warnings output while running checkpatch.pl
on the files net/core/ethtool.c and include/linux/ethtool.h
Signed-off-by: chavey <chavey@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The first argument should be called ha, not mclist. All callers use the
name "ha", but if they used a different name, there would be a compile
error.
Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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__xfrm_lookup() is called for each packet transmitted out of
system. The xfrm_find_bundle() does a linear search which can
kill system performance depending on how many bundles are
required per policy.
This modifies __xfrm_lookup() to store bundles directly in
the flow cache. If we did not get a hit, we just create a new
bundle instead of doing slow search. This means that we can now
get multiple xfrm_dst's for same flow (on per-cpu basis).
Signed-off-by: Timo Teras <timo.teras@iki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This allows to validate the cached object before returning it.
It also allows to destruct object properly, if the last reference
was held in flow cache. This is also a prepartion for caching
bundles in the flow cache.
In return for virtualizing the methods, we save on:
- not having to regenerate the whole flow cache on policy removal:
each flow matching a killed policy gets refreshed as the getter
function notices it smartly.
- we do not have to call flow_cache_flush from policy gc, since the
flow cache now properly deletes the object if it had any references
Signed-off-by: Timo Teras <timo.teras@iki.fi>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
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master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/net/bonding/bond_main.c
drivers/net/via-velocity.c
drivers/net/wireless/iwlwifi/iwl-agn.c
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Add new flag MSG_WAITFORONE for the recvmmsg() syscall.
When this flag is specified for a blocking socket, recvmmsg()
will only block until at least 1 packet is available. The
default behavior is to block until all vlen packets are
available. This flag has no effect on non-blocking sockets
or when used in combination with MSG_DONTWAIT.
Signed-off-by: Brandon L Black <blblack@gmail.com>
Acked-by: Ulrich Drepper <drepper@redhat.com>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/kaber/nf-2.6
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The order of the IPv6 raw table is currently reversed, that makes impossible
to use the NOTRACK target in IPv6: for example if someone enters
ip6tables -t raw -A PREROUTING -p tcp --dport 80 -j NOTRACK
and if we receive fragmented packets then the first fragment will be
untracked and thus skip nf_ct_frag6_gather (and conntrack), while all
subsequent fragments enter nf_ct_frag6_gather and reassembly will never
successfully be finished.
Singed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Signed-off-by: Patrick McHardy <kaber@trash.net>
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The dma map fields in the skb_shared_info structure no longer has any users
and can be dropped since it is making the skb_shared_info unecessarily larger.
Running slabtop show that we were using 4K slabs for the skb->head on x86_64 w/
an allocation size of 1522. It turns out that the dma_head and dma_maps array
made skb_shared large enough that we had crossed over the 2k boundary with
standard frames and as such we were using 4k blocks of memory for all skbs.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Commit 45575f5a426c ("ppc64 sys_ipc breakage in 2.6.34-rc2") fixed the
definition of the sys_ipc() helper, but didn't fix the prototype in
<linux/syscalls.h>
Reported-and-tested-by: Andreas Schwab <schwab@linux-m68k.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (38 commits)
ip_gre: include route header_len in max_headroom calculation
if_tunnel.h: add missing ams/byteorder.h include
ipv4: Don't drop redirected route cache entry unless PTMU actually expired
net: suppress lockdep-RCU false positive in FIB trie.
Bluetooth: Fix kernel crash on L2CAP stress tests
Bluetooth: Convert debug files to actually use debugfs instead of sysfs
Bluetooth: Fix potential bad memory access with sysfs files
netfilter: ctnetlink: fix reliable event delivery if message building fails
netlink: fix NETLINK_RECV_NO_ENOBUFS in netlink_set_err()
NET_DMA: free skbs periodically
netlink: fix unaligned access in nla_get_be64()
tcp: Fix tcp_mark_head_lost() with packets == 0
net: ipmr/ip6mr: fix potential out-of-bounds vif_table access
KS8695: update ksp->next_rx_desc_read at the end of rx loop
igb: Add support for 82576 ET2 Quad Port Server Adapter
ixgbevf: Message formatting cleanups
ixgbevf: Shorten up delay timer for watchdog task
ixgbevf: Fix VF Stats accounting after reset
ixgbe: Set IXGBE_RSC_CB(skb)->DMA field to zero after unmapping the address
ixgbe: fix for real_num_tx_queues update issue
...
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When compiling userspace application which includes
if_tunnel.h and uses GRE_* defines you will get undefined
reference to __cpu_to_be16.
Fix this by adding missing #include <asm/byteorder.h>
Cc: stable@kernel.org
Signed-off-by: Paulius Zaleckas <paulius.zaleckas@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Some of the debug files ended up wrongly in sysfs, because at that point
of time, debugfs didn't exist. Convert these files to use debugfs and
also seq_file. This patch converts all of these files at once and then
removes the exported symbol for the Bluetooth sysfs class.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
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* git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6:
serial: sh-sci: remove duplicated #include
sh: Export uncached helper symbols.
sh: Fix up NUMA build for 29-bit.
serial: sh-sci: Fix build failure for non-sh architectures.
sh: Fix up uncached offset for legacy 29-bit mode.
sh: Support CPU affinity masks for INTC controllers.
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This patch fixes a build failure for various arm based defconfigs
[1][2][3] and maybe other architectures/configs.
The build failure was introduced by the sh specific patch [4]
"serial: sh-sci: Add DMA support"
by Guennadi Liakhovetski
Patch against linux-next of 20100309
References:
[1] http://kisskb.ellerman.id.au/kisskb/buildresult/2248992/
[2] http://kisskb.ellerman.id.au/kisskb/buildresult/2248996/
[3] http://kisskb.ellerman.id.au/kisskb/buildresult/2248998/
[4] http://git.kernel.org/?p=linux/kernel/git/sfr/linux-next.git;a=commit;h=73a19e4c0301908ce6346715fd08a74308451f5a
Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty-2.6:
tty_port,usb-console: Fix usb serial console open/close regression
tty: cpm_uart: use resource_size()
tty_buffer: Fix distinct type warning
hvc_console: Fix race between hvc_close and hvc_remove
uartlite: Fix build on sparc.
tty: Take a 256 byte padding into account when buffering below sub-page units
Revert "tty: Add a new VT mode which is like VT_PROCESS but doesn't require a VT_RELDISP ioctl call"
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Commit e1108a63e10d344284011cccc06328b2cd3e5da3 ("usb_serial: Use the
shutdown() operation") breaks the ability to use a usb console
starting in 2.6.33. This was observed when using
console=ttyUSB0,115200 as a boot argument with an FTDI device. The
error is:
ftdi_sio ttyUSB0: ftdi_submit_read_urb - failed submitting read urb, error -22
The handling of the ASYNCB_INITIALIZED changed in 2.6.32 such that in
tty_port_shutdown() it always clears the flag if it is set. The fix
is to add a variable to the tty_port struct to indicate when the tty
port is a console.
CC: Alan Cox <alan@linux.intel.com>
CC: Alan Stern <stern@rowland.harvard.edu>
CC: Oliver Neukum <oliver@neukum.org>
CC: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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The TTY layer takes some care to ensure that only sub-page allocations
are made with interrupts disabled. It does this by setting a goal of
"TTY_BUFFER_PAGE" to allocate. Unfortunately, while TTY_BUFFER_PAGE takes the
size of tty_buffer into account, it fails to account that tty_buffer_find()
rounds the buffer size out to the next 256 byte boundary before adding on
the size of the tty_buffer.
This patch adjusts the TTY_BUFFER_PAGE calculation to take into account the
size of the tty_buffer and the padding. Once applied, tty_buffer_alloc()
should not require high-order allocations.
Signed-off-by: Mel Gorman <mel@csn.ul.ie>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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a VT_RELDISP ioctl call"
This reverts commit eec9fe7d1ab4a0dfac4cb43047a7657fffd0002f.
Ari writes as the reason this should be reverted:
The problems with this patch include:
1. There's at least one subtlety I overlooked - switching
between X servers (i.e. from one X VT to another) still requires
the cooperation of both X servers. I was assuming that KMS
eliminated this.
2. It hasn't been tested at all (no X server patch exists which
uses the new mode).
As he was the original author of the patch, I'll revert it.
Cc: Ari Entlich <atrigent@ccs.neu.edu>
Cc: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (45 commits)
USB: gadget/multi: cdc_do_config: remove redundant check
usb: r8a66597-hcd: fix removed from an attached hub
USB: xhci: Make endpoint interval debugging clearer.
USB: Fix usb_fill_int_urb for SuperSpeed devices
USB: cp210x: Remove double usb_control_msg from cp210x_set_config
USB: Remove last bit of CONFIG_USB_BERRY_CHARGE
USB: gadget: add gadget controller number for s3c-hsotg driver
USB: ftdi_sio: Fix locking for change_speed() function
USB: g_mass_storage: fixed module name in Kconfig
USB: gadget: f_mass_storage::fsg_bind(): fix error handling
USB: g_mass_storage: fix section mismatch warnings
USB: gadget: fix Blackfin builds after gadget cleansing
USB: goku_udc: remove potential null dereference
USB: option.c: Add Pirelli VID/PID and indicate Pirelli's modem interface is 0xff
USB: serial: Fix module name typo for qcaux Kconfig entry.
usb: cdc-wdm: Fix deadlock between write and resume
usb: cdc-wdm: Fix order in disconnect and fix locking
usb: cdc-wdm:Fix loss of data due to autosuspend
usb: cdc-wdm: Fix submission of URB after suspension
usb: cdc-wdm: Fix race between disconnect and debug messages
...
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USB 3 and Wireless USB specify a logarithmic encoding of the endpoint
interval that matches the USB 2 specification. usb_fill_int_urb() didn't
know that and was filling in the interval as if it was USB 1.1. Fix
usb_fill_int_urb() for SuperSpeed devices, but leave the wireless case
alone, because David Vrabel wants to keep the old encoding.
Update the struct urb kernel doc to note that SuperSpeed URBs must have
urb->interval specified in microframes.
Add a missing break statement in the usb_submit_urb() interrupt URB
checking, since wireless USB and SuperSpeed USB encode urb->interval
differently. This allows xHCI roothubs to actually register with khubd.
Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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* 'merge' of git://git.secretlab.ca/git/linux-2.6:
powerpc/5200: Build fix for mpc52xx watchdog timer code
of: Fix comparison of "compatible" properties
powerpc/52xx: update defconfigs
spi/omap2_mcspi: Use transaction speed if provided
spi/omap2_mcspi: fix NULL pointer dereference
uartlite: Fix build on sparc.
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Commit 7c7b60cb87547b1664a4385c187f029bf514a737
"of: put default string compare and #a/s-cell values into common header"
Breaks various things on powerpc due to using strncasecmp instead of
strcasecmp for comparing against "compatible" strings.
This causes things like the 4xx PCI code to fail miserably due to the
partial matches in code like this:
for_each_compatible_node(np, NULL, "ibm,plb-pcix")
ppc4xx_probe_pcix_bridge(np);
for_each_compatible_node(np, NULL, "ibm,plb-pci")
ppc4xx_probe_pci_bridge(np);
It's not quite right to do partial name match. Entries in a compatible
list are meant to be matched whole. If a device is compatible with both
"foo" and "foo1", then the device should have both strings in its
"compatible" property.
This patch reverts powerpc and microblaze us to use strcasecmp.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
(for patch description)
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Michal Simek <michal.simek@petalogix.com>
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* master.kernel.org:/home/rmk/linux-2.6-arm: (23 commits)
ARM: Fix RiscPC decompressor build errors
ARM: Fix sorting of platform group config options and includes
ARM: 5991/1: Fix regression in restore_user_regs macro
ARM: 5989/1: ARM: KGDB: add support for SMP platforms
ARM: 5990/1: ARM: use __armv5tej_mmu_cache_flush for V5TEJ instead of __armv4_mmu_cache_flush
ARM: Add final piece to fix XIP decompressor in read-only memory
video: enable sh_mobile_lcdc on SH-Mobile ARM
ARM: mach-shmobile: ap4evb SDHI0 platform data V2
ARM: mach-shmobile: sh7372 SDHI vector merge
ARM: mach-shmobile: sh7377 SDHI vector merge
ARM: mach-shmobile: sh7367 SDHI vector merge
ARM: mach-shmobile: G4EVM KEYSC platform data
mtd: enable sh_flctl on SH-Mobile ARM
ARM: mach-shmobile: G3EVM FLCTL platform data
ARM: mach-shmobile: G3EVM KEYSC platform data
Video: ARM CLCD: Better fix for swapped IENB and CNTL registers
ARM: Add L2 cache handling to smp boot support
ARM: 5960/1: ARM: perf-events: fix v7 event selection mask
ARM: 5959/1: ARM: perf-events: request PMU interrupts with IRQF_NOBALANCING
ARM: 5988/1: pgprot_dmacoherent() for non-mmu builds
...
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On PL111, as found on Realview and other platforms, these registers are
always arranged as CNTL then IENB. On PL110, these registers are IENB
then CNTL, except on Versatile platforms.
Re-arrange the handling of these register swaps so that PL111 always
gets it right without resorting to ifdefs, leaving the only case needing
special handling being PL110 on Versatile.
Fill out amba/clcd.h with the PL110/PL111 register definition
differences in case someone tries to use the PL110 specific definitions
on PL111.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (69 commits)
[SCSI] scsi_transport_fc: Fix synchronization issue while deleting vport
[SCSI] bfa: Update the driver version to 2.1.2.1.
[SCSI] bfa: Remove unused header files and did some cleanup.
[SCSI] bfa: Handle SCSI IO underrun case.
[SCSI] bfa: FCS and include file changes.
[SCSI] bfa: Modified the portstats get/clear logic
[SCSI] bfa: Replace bfa_get_attr() with specific APIs
[SCSI] bfa: New portlog entries for events (FIP/FLOGI/FDISC/LOGO).
[SCSI] bfa: Rename pport to fcport in BFA FCS.
[SCSI] bfa: IOC fixes, check for IOC down condition.
[SCSI] bfa: In MSIX mode, ignore spurious RME interrupts when FCoE ports are in FW mismatch state.
[SCSI] bfa: Fix Command Queue (CPE) full condition check and ack CPE interrupt.
[SCSI] bfa: IOC recovery fix in fcmode.
[SCSI] bfa: AEN and byte alignment fixes.
[SCSI] bfa: Introduce a link notification state machine.
[SCSI] bfa: Added firmware save clear feature for BFA driver.
[SCSI] bfa: FCS authentication related changes.
[SCSI] bfa: PCI VPD, FIP and include file changes.
[SCSI] bfa: Fix to copy fpma MAC when requested by user space application.
[SCSI] bfa: RPORT state machine: direct attach mode fix.
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The iscsi_eh_target_reset has been modified to attempt
target reset only. If it fails, then iscsi_eh_session_reset
will be called.
Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: Jayamohan Kallickal <jayamohank@serverengines.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (35 commits)
perf: Fix unexported generic perf_arch_fetch_caller_regs
perf record: Don't try to find buildids in a zero sized file
perf: export perf_trace_regs and perf_arch_fetch_caller_regs
perf, x86: Fix hw_perf_enable() event assignment
perf, ppc: Fix compile error due to new cpu notifiers
perf: Make the install relative to DESTDIR if specified
kprobes: Calculate the index correctly when freeing the out-of-line execution slot
perf tools: Fix sparse CPU numbering related bugs
perf_event: Fix oops triggered by cpu offline/online
perf: Drop the obsolete profile naming for trace events
perf: Take a hot regs snapshot for trace events
perf: Introduce new perf_fetch_caller_regs() for hot regs snapshot
perf/x86-64: Use frame pointer to walk on irq and process stacks
lockdep: Move lock events under lockdep recursion protection
perf report: Print the map table just after samples for which no map was found
perf report: Add multiple event support
perf session: Change perf_session post processing functions to take histogram tree
perf session: Add storage for seperating event types in report
perf session: Change add_hist_entry to take the tree root instead of session
perf record: Add ID and to recorded event data when recording multiple events
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Fix:
arch/powerpc/kernel/perf_event.c:1334: error: 'power_pmu_notifier' undeclared (first use in this function)
arch/powerpc/kernel/perf_event.c:1334: error: (Each undeclared identifier is reported only once
arch/powerpc/kernel/perf_event.c:1334: error: for each function it appears in.)
arch/powerpc/kernel/perf_event.c:1334: error: implicit declaration of function 'power_pmu_notifier'
arch/powerpc/kernel/perf_event.c:1334: error: implicit declaration of function 'register_cpu_notifier'
Due to commit 3f6da390 (perf: Rework and fix the arch CPU-hotplug hooks).
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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Drop the obsolete "profile" naming used by perf for trace events.
Perf can now do more than simple events counting, so generalize
the API naming.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Masami Hiramatsu <mhiramat@redhat.com>
Cc: Jason Baron <jbaron@redhat.com>
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We are taking a wrong regs snapshot when a trace event triggers.
Either we use get_irq_regs(), which gives us the interrupted
registers if we are in an interrupt, or we use task_pt_regs()
which gives us the state before we entered the kernel, assuming
we are lucky enough to be no kernel thread, in which case
task_pt_regs() returns the initial set of regs when the kernel
thread was started.
What we want is different. We need a hot snapshot of the regs,
so that we can get the instruction pointer to record in the
sample, the frame pointer for the callchain, and some other
things.
Let's use the new perf_fetch_caller_regs() for that.
Comparison with perf record -e lock: -R -a -f -g
Before:
perf [kernel] [k] __do_softirq
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--- __do_softirq
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|--55.16%-- __open
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--44.84%-- __write_nocancel
After:
perf [kernel] [k] perf_tp_event
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--- perf_tp_event
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|--41.07%-- lock_acquire
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| | | smp_apic_timer_interrupt
| | | apic_timer_interrupt
The old case was producing unreliable callchains. Now having
right frame and instruction pointers, we have the trace we
want.
Also syscalls and kprobe events already have the right regs,
let's use them instead of wasting a retrieval.
v2: Follow the rename perf_save_regs() -> perf_fetch_caller_regs()
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Masami Hiramatsu <mhiramat@redhat.com>
Cc: Jason Baron <jbaron@redhat.com>
Cc: Archs <linux-arch@vger.kernel.org>
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Events that trigger overflows by interrupting a context can
use get_irq_regs() or task_pt_regs() to retrieve the state
when the event triggered. But this is not the case for some
other class of events like trace events as tracepoints are
executed in the same context than the code that triggered
the event.
It means we need a different api to capture the regs there,
namely we need a hot snapshot to get the most important
informations for perf: the instruction pointer to get the
event origin, the frame pointer for the callchain, the code
segment for user_mode() tests (we always use __KERNEL_CS as
trace events always occur from the kernel) and the eflags
for further purposes.
v2: rename perf_save_regs to perf_fetch_caller_regs as per
Masami's suggestion.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Masami Hiramatsu <mhiramat@redhat.com>
Cc: Jason Baron <jbaron@redhat.com>
Cc: Archs <linux-arch@vger.kernel.org>
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Remove the hw_perf_event_*() hotplug hooks in favour of per PMU hotplug
notifiers. This has the advantage of reducing the static weak interface
as well as exposing all hotplug actions to the PMU.
Use this to fix x86 hotplug usage where we did things in ONLINE which
should have been done in UP_PREPARE or STARTING.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: paulus@samba.org
Cc: eranian@google.com
Cc: robert.richter@amd.com
Cc: fweisbec@gmail.com
Cc: Arnaldo Carvalho de Melo <acme@infradead.org>
LKML-Reference: <20100305154128.736225361@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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* 'for-linus' of git://git.o-hand.com/linux-rpurdie-backlight:
backlight: panasonic-laptop - Fix incomplete registration failure handling
backlight: msi-laptop, msi-wmi: fix incomplete registration failure handling
backlight: blackfin - Fix missing registration failure handling
backlight: classmate-laptop - Fix missing registration failure handling
backlight: mbp_nvidia_bl - add five more MacBook variants
backlight: Allow properties to be passed at registration
backlight: Add backlight_device parameter to check_fb
video: backlight/progear, fix pci device refcounting
backlight: l4f00242t03: Fix module licence absence.
backlight: Revert some const qualifiers
backlight: Add Epson L4F00242T03 LCD driver
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Values such as max_brightness should be set before backlights are
registered, but the current API doesn't allow that. Add a parameter to
backlight_device_register and update drivers to ensure that they
set this correctly.
Signed-off-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
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check_fb from backlight_ops lacks a reference to the backlight_device
that's being referred to. Add this parameter so a backlight_device
can be mapped to a single framebuffer, especially if the same driver
handles multiple devices on a single system.
Signed-off-by: Bruno Prémont <bonbons@linux-vserver.org>
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
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9905a43b2d563e6f89e4c63c4278ada03f2ebb14 went a little to far with const
qualifiers as there are legitiment cases where the function pointers
can change (machine specific setup code for example).
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
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The Epson LCD L4F00242T03 is mounted on the Freescale i.MX31 PDK board.
Based upon Marek Vasut work in l4f00242t03.c, this driver provides
basic init and power on/off functionality for this device through the
sysfs lcd interface.
Unfortunately Datasheet for this device are not available and
all the control sequences sent to the display were copied from the
freescale driver that in the i.MX31 Linux BSP.
As in the i.MX31PDK board the core and io suppliers are voltage
regulators, that functionality is embedded here, but not strict.
Signed-off-by: Alberto Panizzo <maramaopercheseimorto@gmail.com>
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
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/sys/devices/system/memory/memoryX/phys_device is supposed to contain the
number of the physical device that the corresponding piece of memory
belongs to.
In case a physical device should be replaced or taken offline for whatever
reason it is necessary to set all corresponding memory pieces offline.
The current implementation always sets phys_device to '0' and there is no
way or hook to change that. Seems like there was a plan to implement that
but it wasn't finished for whatever reason.
So add a weak function which architectures can override to actually set
the phys_device from within add_memory_block().
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Dave Hansen <haveblue@us.ibm.com>
Cc: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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This patch makes it explicit in the API that all fields in subscriptions and events exchanged with the Topology Server must be in
network byte order.
It also ensures that all fields of a subscription are compared when cancelling a subscription, in order to avoid inadvertent
cancelling of the wrong subscription.
Finally, the tipc module version is updated to 2.0.0, to reflect the API change.
Signed-off-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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When ip_append() fails because of socket limit or memory shortage,
increment ICMP_MIB_OUTERRORS counter, so that "netstat -s" can report
these errors.
LANG=C netstat -s | grep "ICMP messages failed"
0 ICMP messages failed
For IPV6, implement ICMP6_MIB_OUTERRORS counter as well.
# grep Icmp6OutErrors /proc/net/dev_snmp6/*
/proc/net/dev_snmp6/eth0:Icmp6OutErrors 0
/proc/net/dev_snmp6/lo:Icmp6OutErrors 0
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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In L2TPv3, we need to create/delete/modify/query L2TP tunnel and
session contexts. The number of parameters is significant. So let's
use netlink. Userspace uses this API to control L2TP tunnel/session
contexts in the kernel.
The previous pppol2tp driver was managed using [gs]etsockopt(). This
API is retained for backwards compatibility. Unlike L2TPv2 which
carries only PPP frames, L2TPv3 can carry raw ethernet frames or other
frame types and these do not always have an associated socket
family. Therefore, we need a way to use L2TP sessions that doesn't
require a socket type for each supported frame type. Hence netlink is
used.
Signed-off-by: James Chapman <jchapman@katalix.com>
Reviewed-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This lets kernel modules which use genl netlink APIs serialize netlink
processing.
Signed-off-by: James Chapman <jchapman@katalix.com>
Reviewed-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This patch adds a new L2TPIP socket family and modifies the core to
handle the case where there is no UDP header in the L2TP
packet. L2TP/IP uses IP protocol 115. Since L2TP/UDP and L2TP/IP
packets differ in layout, the datapath packet handling code needs
changes too. Userspace uses an L2TPIP socket instead of a UDP socket
when IP encapsulation is required.
We can't use raw sockets for this because the semantics of raw sockets
don't lend themselves to the socket-per-tunnel model - we need to
Signed-off-by: David S. Miller <davem@davemloft.net>
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This patch makes changes to the L2TP PPP code for L2TPv3.
The existing code has some assumptions about the L2TP header which are
broken by L2TPv3. Also the sockaddr_pppol2tp structure of the original
code is too small to support the increased size of the L2TPv3 tunnel
and session id, so a new sockaddr_pppol2tpv3 structure is needed. In
the socket calls, the size of this structure is used to tell if the
operation is for L2TPv2 or L2TPv3.
Signed-off-by: James Chapman <jchapman@katalix.com>
Reviewed-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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ppp_dev_name() gives PPP users visibility of a ppp channel's device
name. This can be used by L2TP drivers to dump the assigned PPP
interface name.
Signed-off-by: James Chapman <jchapman@katalix.com>
Reviewed-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This patch splits the pppol2tp driver into separate L2TP and PPP parts
to prepare for L2TPv3 support. In L2TPv3, protocols other than PPP can
be carried, so this split creates a common L2TP core that will handle
the common L2TP bits which protocol support modules such as PPP will
use.
Note that the existing pppol2tp module is split into l2tp_core and
l2tp_ppp by this change.
There are no feature changes here. Internally, however, there are
significant changes, mostly to handle the separation of PPP-specific
data from the L2TP session and to provide hooks in the core for
modules like PPP to access.
Signed-off-by: James Chapman <jchapman@katalix.com>
Reviewed-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Converts the list and the core manipulating with it to be the same as uc_list.
+uses two functions for adding/removing mc address (normal and "global"
variant) instead of a function parameter.
+removes dev_mcast.c completely.
+exposes netdev_hw_addr_list_* macros along with __hw_addr_* functions for
manipulation with lists on a sandbox (used in bonding and 80211 drivers)
Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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