kernel_optimize_test/arch
Atsushi Nemoto faea623464 [MIPS] Retry {save,restore}_fp_context if failed in atomic context.
The save_fp_context()/restore_fp_context() might sleep on accessing
user stack and therefore might lose FPU ownership in middle of them.

If these function failed due to "in_atomic" test in do_page_fault,
touch the sigcontext area in non-atomic context and retry these
save/restore operation.

This is a replacement of a (broken) fix which was titled "Allow CpU
exception in kernel partially".

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-04-20 14:58:37 +01:00
..
alpha alpha: build fixes - force architecture 2007-04-17 16:36:27 -07:00
arm [ARM] 4313/1: S3C24XX: Update s3c2410 defconfig to 2.6.21-rc6 2007-04-16 21:03:00 +01:00
arm26 [PATCH] arch/arm26/kernel/entry.S: remove dead code 2007-03-01 14:53:35 -08:00
avr32 [PATCH] gpio_direction_output() needs an initial value 2007-03-16 19:25:04 -07:00
cris [PATCH] MSI-X: fix resume crash 2007-03-28 13:59:37 -07:00
frv [PATCH] MSI-X: fix resume crash 2007-03-28 13:59:37 -07:00
h8300 [PATCH] Declare init_irq_proc before we use it. 2007-02-19 14:21:50 -08:00
i386 [PATCH] x86: Fix potential overflow in perfctr reservation 2007-04-16 10:30:27 +02:00
ia64 [IA64] SGI Altix : fix pcibr_dmamap_ate32() bug 2007-04-06 15:38:12 -07:00
m32r Various typo fixes. 2007-02-17 19:07:33 +01:00
m68k [PATCH] Declare init_irq_proc before we use it. 2007-02-19 14:21:50 -08:00
m68knommu [PATCH] m68knommu: remove local_bh_count 2007-03-06 18:08:38 -08:00
mips [MIPS] Retry {save,restore}_fp_context if failed in atomic context. 2007-04-20 14:58:37 +01:00
parisc [PARISC] clocksource: Move update_cr16_clocksource later in boot 2007-02-26 22:21:22 -05:00
powerpc [POWERPC] mpc52xx_pic: fix main interrupt masking 2007-04-12 02:39:58 +10:00
ppc [PPC] Fix compilation and linking errors of mpc86xads build. 2007-04-12 12:39:51 -05:00
s390 [S390] kprobes: Align probe address. 2007-03-26 20:43:46 +02:00
sh sh: Kill bogus GCC4 symbol exports. 2007-03-28 17:24:47 +09:00
sh64 [PATCH] sysctl: remove insert_at_head from register_sysctl 2007-02-14 08:09:59 -08:00
sparc [SPARC]: Fix section mismatch warnings in pci.c and pcic.c 2007-04-12 13:47:37 -07:00
sparc64 [SPARC64]: Fix inline directive in pci_iommu.c 2007-04-13 13:35:35 -07:00
um [PATCH] uml: fix unreasonably long udelay 2007-04-02 10:06:08 -07:00
v850 kbuild: Replace remaining "depends" with "depends on" 2007-02-17 19:05:24 +01:00
x86_64 Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2007-04-17 16:51:32 -07:00
xtensa [PATCH] Dynamic kernel command-line: xtensa 2007-02-12 09:48:39 -08:00