diff options
author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-07-29 21:09:39 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-07-29 21:09:39 -0300 |
commit | 73bcc49959e4e40911dd0dd634bf1b353827df66 (patch) | |
tree | 6b0c1d440c490a65c51ab5cf5aee7095cb4089d3 /Documentation/virtual/kvm/api.txt | |
parent | 8447c4d15e357a458c9051ddc84aa6c8b9c27000 (diff) | |
parent | 28a33cbc24e4256c143dce96c7d93bf423229f92 (diff) | |
download | linux-73bcc49959e4e40911dd0dd634bf1b353827df66.tar.gz linux-73bcc49959e4e40911dd0dd634bf1b353827df66.tar.bz2 linux-73bcc49959e4e40911dd0dd634bf1b353827df66.zip |
Merge tag 'v3.5'
Linux 3.5
* tag 'v3.5': (1242 commits)
Linux 3.5
Remove SYSTEM_SUSPEND_DISK system state
kdb: Switch to nolock variants of kmsg_dump functions
printk: Implement some unlocked kmsg_dump functions
printk: Remove kdb_syslog_data
kdb: Revive dmesg command
dm raid1: set discard_zeroes_data_unsupported
dm thin: do not send discards to shared blocks
dm raid1: fix crash with mirror recovery and discard
pnfs-obj: Fix __r4w_get_page when offset is beyond i_size
pnfs-obj: don't leak objio_state if ore_write/read fails
ore: Unlock r4w pages in exact reverse order of locking
ore: Remove support of partial IO request (NFS crash)
ore: Fix NFS crash by supporting any unaligned RAID IO
UBIFS: fix a bug in empty space fix-up
cx25821: Remove bad strcpy to read-only char*
HID: hid-multitouch: add support for Zytronic panels
MIPS: PCI: Move fixups from __init to __devinit.
MIPS: Fix bug.h MIPS build regression
MIPS: sync-r4k: remove redundant irq operation
...
Diffstat (limited to 'Documentation/virtual/kvm/api.txt')
-rw-r--r-- | Documentation/virtual/kvm/api.txt | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/Documentation/virtual/kvm/api.txt b/Documentation/virtual/kvm/api.txt index 930126698a0f..2c9948379469 100644 --- a/Documentation/virtual/kvm/api.txt +++ b/Documentation/virtual/kvm/api.txt @@ -1930,6 +1930,23 @@ The "pte_enc" field provides a value that can OR'ed into the hash PTE's RPN field (ie, it needs to be shifted left by 12 to OR it into the hash PTE second double word). +4.75 KVM_IRQFD + +Capability: KVM_CAP_IRQFD +Architectures: x86 +Type: vm ioctl +Parameters: struct kvm_irqfd (in) +Returns: 0 on success, -1 on error + +Allows setting an eventfd to directly trigger a guest interrupt. +kvm_irqfd.fd specifies the file descriptor to use as the eventfd and +kvm_irqfd.gsi specifies the irqchip pin toggled by this event. When +an event is tiggered on the eventfd, an interrupt is injected into +the guest using the specified gsi pin. The irqfd is removed using +the KVM_IRQFD_FLAG_DEASSIGN flag, specifying both kvm_irqfd.fd +and kvm_irqfd.gsi. + + 5. The kvm_run structure ------------------------ |