diff options
author | Kirill A. Shutemov <kirill@shutemov.name> | 2010-07-22 12:16:49 (GMT) |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-07-27 09:43:49 (GMT) |
commit | 3dc91aff9c3ef54b15cdaf32f61f973489fe69eb (patch) | |
tree | 6ce52b2b5ea6cb1b0317142ecf06b04d52bc1d34 /arch/arm | |
parent | c1ba6ba3dd4c127dd1b14125ac7feed43d974436 (diff) | |
download | linux-3dc91aff9c3ef54b15cdaf32f61f973489fe69eb.tar.xz |
ARM: 6252/1: Use SIGBUS for unaligned access instead of SIGILL
POSIX specify to use signal SIGBUS with code BUS_ADRALN for invalid
address alignment.
Signed-off-by: Kirill A. Shutemov <kirill@shutemov.name>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/mm/alignment.c | 4 | ||||
-rw-r--r-- | arch/arm/mm/fault.c | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c index 6f98c35..53a6096 100644 --- a/arch/arm/mm/alignment.c +++ b/arch/arm/mm/alignment.c @@ -924,8 +924,8 @@ static int __init alignment_init(void) ai_usermode = UM_FIXUP; } - hook_fault_code(1, do_alignment, SIGILL, "alignment exception"); - hook_fault_code(3, do_alignment, SIGILL, "alignment exception"); + hook_fault_code(1, do_alignment, SIGBUS, "alignment exception"); + hook_fault_code(3, do_alignment, SIGBUS, "alignment exception"); return 0; } diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c index cbfb2ed..ce6f3a4 100644 --- a/arch/arm/mm/fault.c +++ b/arch/arm/mm/fault.c @@ -463,9 +463,9 @@ static struct fsr_info { * defines these to be "precise" aborts. */ { do_bad, SIGSEGV, 0, "vector exception" }, - { do_bad, SIGILL, BUS_ADRALN, "alignment exception" }, + { do_bad, SIGBUS, BUS_ADRALN, "alignment exception" }, { do_bad, SIGKILL, 0, "terminal exception" }, - { do_bad, SIGILL, BUS_ADRALN, "alignment exception" }, + { do_bad, SIGBUS, BUS_ADRALN, "alignment exception" }, /* Do we need runtime check ? */ #if __LINUX_ARM_ARCH__ < 6 { do_bad, SIGBUS, 0, "external abort on linefetch" }, |