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authorLinus Torvalds <torvalds@linux-foundation.org>2015-02-08 18:45:16 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-08 18:45:16 -0800
commitda2d96d3aa181c367ac4fcb9c11ee5eb15697cdd (patch)
tree7d6f4a95c4fcc2a1f8dcdf4701168db047352b4e
parentcdecbb336e64b8a846bf97c5a275dc94fdb1083d (diff)
parenta3248d609bd4514932bac291356e6a89abf259bc (diff)
Merge tag 'nios2-fixes-v3.19-final' of git://git.rocketboards.org/linux-socfpga-next
Pull nios2 fix from Ley Foon Tan: "This fixes incorrect behavior of some user programs" * tag 'nios2-fixes-v3.19-final' of git://git.rocketboards.org/linux-socfpga-next: nios2: fix unhandled signals
-rw-r--r--arch/nios2/mm/fault.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/nios2/mm/fault.c b/arch/nios2/mm/fault.c
index 34429d5a0cc..d194c0427b2 100644
--- a/arch/nios2/mm/fault.c
+++ b/arch/nios2/mm/fault.c
@@ -159,9 +159,11 @@ bad_area:
bad_area_nosemaphore:
/* User mode accesses just cause a SIGSEGV */
if (user_mode(regs)) {
- pr_alert("%s: unhandled page fault (%d) at 0x%08lx, "
- "cause %ld\n", current->comm, SIGSEGV, address, cause);
- show_regs(regs);
+ if (unhandled_signal(current, SIGSEGV) && printk_ratelimit()) {
+ pr_info("%s: unhandled page fault (%d) at 0x%08lx, "
+ "cause %ld\n", current->comm, SIGSEGV, address, cause);
+ show_regs(regs);
+ }
_exception(SIGSEGV, regs, code, address);
return;
}