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* include cleanup: Update gfp.h and slab.h includes to prepare for breaking ↵Tejun Heo2010-03-301-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | implicit slab.h inclusion from percpu.h percpu.h is included by sched.h and module.h and thus ends up being included when building most .c files. percpu.h includes slab.h which in turn includes gfp.h making everything defined by the two files universally available and complicating inclusion dependencies. percpu.h -> slab.h dependency is about to be removed. Prepare for this change by updating users of gfp and slab facilities include those headers directly instead of assuming availability. As this conversion needs to touch large number of source files, the following script is used as the basis of conversion. http://userweb.kernel.org/~tj/misc/slabh-sweep.py The script does the followings. * Scan files for gfp and slab usages and update includes such that only the necessary includes are there. ie. if only gfp is used, gfp.h, if slab is used, slab.h. * When the script inserts a new include, it looks at the include blocks and try to put the new include such that its order conforms to its surrounding. It's put in the include block which contains core kernel includes, in the same order that the rest are ordered - alphabetical, Christmas tree, rev-Xmas-tree or at the end if there doesn't seem to be any matching order. * If the script can't find a place to put a new include (mostly because the file doesn't have fitting include block), it prints out an error message indicating which .h file needs to be added to the file. The conversion was done in the following steps. 1. The initial automatic conversion of all .c files updated slightly over 4000 files, deleting around 700 includes and adding ~480 gfp.h and ~3000 slab.h inclusions. The script emitted errors for ~400 files. 2. Each error was manually checked. Some didn't need the inclusion, some needed manual addition while adding it to implementation .h or embedding .c file was more appropriate for others. This step added inclusions to around 150 files. 3. The script was run again and the output was compared to the edits from #2 to make sure no file was left behind. 4. Several build tests were done and a couple of problems were fixed. e.g. lib/decompress_*.c used malloc/free() wrappers around slab APIs requiring slab.h to be added manually. 5. The script was run on all .h files but without automatically editing them as sprinkling gfp.h and slab.h inclusions around .h files could easily lead to inclusion dependency hell. Most gfp.h inclusion directives were ignored as stuff from gfp.h was usually wildly available and often used in preprocessor macros. Each slab.h inclusion directive was examined and added manually as necessary. 6. percpu.h was updated not to include slab.h. 7. Build test were done on the following configurations and failures were fixed. CONFIG_GCOV_KERNEL was turned off for all tests (as my distributed build env didn't work with gcov compiles) and a few more options had to be turned off depending on archs to make things build (like ipr on powerpc/64 which failed due to missing writeq). * x86 and x86_64 UP and SMP allmodconfig and a custom test config. * powerpc and powerpc64 SMP allmodconfig * sparc and sparc64 SMP allmodconfig * ia64 SMP allmodconfig * s390 SMP allmodconfig * alpha SMP allmodconfig * um on x86_64 SMP allmodconfig 8. percpu.h modifications were reverted so that it could be applied as a separate patch and serve as bisection point. Given the fact that I had only a couple of failures from tests on step 6, I'm fairly confident about the coverage of this conversion patch. If there is a breakage, it's likely to be something in one of the arch headers which should be easily discoverable easily on most builds of the specific arch. Signed-off-by: Tejun Heo <tj@kernel.org> Guess-its-ok-by: Christoph Lameter <cl@linux-foundation.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
* drivers/video: add kmalloc NULL testsJulia Lawall2009-09-231-2/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Check that the result of kmalloc is not NULL before passing it to other functions. The semantic match that finds this problem is as follows: (http://www.emn.fr/x-info/coccinelle/) // <smpl> @@ expression *x; identifier f; constant char *C; @@ x = \(kmalloc\|kcalloc\|kzalloc\)(...); ... when != x == NULL when != x != NULL when != (x || ...) ( kfree(x) | f(...,C,...,x,...) | *f(...,x,...) | *x->f ) // </smpl> [akpm@linux-foundation.org: convert to kstrdup() as well] Signed-off-by: Julia Lawall <julia@diku.dk> Cc: Ming Lei <tom.leiming@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* platform driver: fix incorrect use of 'platform_bus_type' with 'struct ↵Ming Lei2009-03-241-15/+16
| | | | | | | | | | | | | | | | | | | | | | device_driver' This patch fixes the bug reported in http://bugzilla.kernel.org/show_bug.cgi?id=11681. "Lots of device drivers register a 'struct device_driver' with the '.bus' member set to '&platform_bus_type'. This is wrong, since the platform_bus functions expect the 'struct device_driver' to be wrapped up in a 'struct platform_driver' which provides some additional callbacks (like suspend_late, resume_early). The effect may be that platform_suspend_late() uses bogus data outside the device_driver struct as a pointer pointer to the device driver's suspend_late() function or other hard to reproduce failures."(Lothar Wassmann) Signed-off-by: Ming Lei <tom.leiming@gmail.com> Acked-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br> Acked-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
* au1100fb: fix modpost warningsRalf Baechle2007-10-181-1/+1
| | | | | | | | | | | | | | MODPOST vmlinux.o WARNING: vmlinux.o(.text+0x170be8): Section mismatch: reference to .init.data:au1100fb_fix (between 'au1100fb_drv_probe' and 'read_null') WARNING: vmlinux.o(.text+0x170dc4): Section mismatch: reference to .init.data:au1100fb_var (between 'au1100fb_drv_probe' and 'read_null') WARNING: vmlinux.o(.text+0x170dd0): Section mismatch: reference to .init.data:au1100fb_fix (between 'au1100fb_drv_probe' and 'read_null') WARNING: vmlinux.o(.text+0x170de0): Section mismatch: reference to .init.data:au1100fb_var (between 'au1100fb_drv_probe' and 'read_null') WARNING: vmlinux.o(.text+0x170e70): Section mismatch: reference to .init.data:au1100fb_var (between 'au1100fb_drv_probe' and 'read_null') Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Cc: "Antonino A. Daplas" <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* au1100fb: move au1100fb_fb_blank() beforce au1100fb_setmode()Yoichi Yuasa2007-08-221-46/+46
| | | | | | | | | | | | | au1100fb_fb_blank() should come before au1100fb_setmode(). drivers/video/au1100fb.c: In function 'au1100fb_setmode': drivers/video/au1100fb.c:211: error: implicit declaration of function 'au1100fb_fb_blank' Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> Cc: "Antonino A. Daplas" <adaplas@pol.net> Cc: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* [PATCH] Video: fb, kzalloc changesJiri Slaby2007-02-121-4/+2
| | | | | | | | | | Use kzalloc instead of kmalloc + memset(0). Signed-off-by: Jiri Slaby <jirislaby@gmail.com> Cc: James Simmons <jsimmons@infradead.org> Cc: "Antonino A. Daplas" <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* [PATCH] au1100fb: Add option to enable/disable the cursorRodolfo Giometti2006-10-031-4/+26
| | | | | | | | | | | | | | | | | | | | - add cursor enable/disable, very useful if you wish a full screen boot logo. Cursor can be disabled from kernel command line: video=au1100fb:nocursor,panel:Toppoly_TD035STED4 or from sysfs interface: echo 1 > /sys/module/au1100fb/parameters/nocursor - fix up some wrong indentation issues. Signed-off-by: Rodolfo Giometti <giometti@linux.it> Signed-off-by: Antonino Daplas <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] au1100fb: Fix startup sequenceRodolfo Giometti2006-08-061-8/+5
| | | | | | | | | | | | | | - fix up the start up sequence. This new sequence allow you to correctly enable the LCD controller even if the bootloader has already did it. - fix up a wrong indentation issue. Signed-off-by: Rodolfo Giometti <giometti@linux.it> Signed-off-by: Antonino Daplas <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] au1100fb: info->var.rotate fixRodolfo Giometti2006-08-061-2/+3
| | | | | | | | | | | | Fix "info->var.rotate" data settings. This info should be deduced directly from "fbdev->panel->control_base" defined into au1100fb.h. Signed-off-by: Rodolfo Giometti <giometti@linux.it> Signed-off-by: Antonino Daplas <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* Remove obsolete #include <linux/config.h>Jörn Engel2006-06-301-1/+0
| | | | | Signed-off-by: Jörn Engel <joern@wohnheim.fh-wedel.de> Signed-off-by: Adrian Bunk <bunk@stusta.de>
* [PATCH] Remove redundant NULL checks before [kv]free - in drivers/Jesper Juhl2006-06-271-2/+1
| | | | | | | | | Remove redundant NULL chck before kfree + tiny CodingStyle cleanup for drivers/ Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] au1100fb: add power management supportRodolfo Giometti2006-06-261-2/+39
| | | | | | | | | | Add power management support [akpm@osdl.org: cleanup] Signed-off-by: Rodolfo Giometti <giometti@linux.it> Signed-off-by: Antonino Daplas <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] au1100fb: Fix compilationRodolfo Giometti2006-05-311-7/+14
| | | | | | | | | | | | | | | | | | | | | | | From: Rodolfo Giometti <giometti@linux.it> Fix the following warning on compilation: drivers/video/au1100fb.c: In function `au1100fb_fb_setcolreg': drivers/video/au1100fb.c:219: warning: ISO C90 forbids mixed declarations and code drivers/video/au1100fb.c: In function `au1100fb_fb_pan_display': drivers/video/au1100fb.c:321: warning: ISO C90 forbids mixed declarations and code drivers/video/au1100fb.c: In function `au1100fb_fb_mmap': drivers/video/au1100fb.c:387: warning: ISO C90 forbids mixed declarations and code drivers/video/au1100fb.c: In function `au1100fb_drv_probe': drivers/video/au1100fb.c:471: warning: unsigned int format, long unsigned int arg (arg 2) drivers/video/au1100fb.c: At top level: drivers/video/au1100fb.c:617: warning: initialization from incompatible pointer type drivers/video/au1100fb.c:618: warning: initialization from incompatible pointer type Signed-off-by: Rodolfo Giometti <giometti@linux.it> Signed-off-by: Antonino Daplas <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] au1100fb: replaced io_remap_page_range() with io_remap_pfn_range()Freddy Spierenburg2006-02-241-1/+2
| | | | | | | | | | Replaced the no longer existing io_remap_page_range() routine with the io_remap_pfn_range() routine. Did not have a chance yet to test the functionality of the driver, but at least the kernel compiles cleanly again. Signed-off-by: Antonino Daplas <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* [PATCH] fbdev: Sanitize ->fb_mmap prototypeChristoph Hellwig2006-01-141-1/+1
| | | | | | | | | | | No need for a file argument. If we'd really need it it's in vma->vm_file already. gbefb and sgivwfb used to set vma->vm_file to the file argument, but the kernel alrady did that. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Antonino Daplas <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* Au1100 FB driver uplift for 2.6.Pete Popov2005-10-291-469/+502
| | | | | Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Acked-by: Antonino Daplas <adaplas@pol.net>
* [PATCH] au1100fb: convert to C99 inits.randy_dunlap2005-06-251-9/+9
| | | | | | | | | au1100: use C99 struct init. Signed-off-by: randy_dunlap <rdunlap@xenotime.net> Acked-by: Russell King <rmk@arm.linux.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* Linux-2.6.12-rc2v2.6.12-rc2Linus Torvalds2005-04-161-0/+676
Initial git repository build. I'm not bothering with the full history, even though we have it. We can create a separate "historical" git archive of that later if we want to, and in the meantime it's about 3.2GB when imported into git - space that would just make the early git days unnecessarily complicated, when we don't have a lot of good infrastructure for it. Let it rip!
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