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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2015-02-09 05:45:16 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-02-09 05:45:16 +0300 |
| commit | da2d96d3aa181c367ac4fcb9c11ee5eb15697cdd (patch) | |
| tree | 7d6f4a95c4fcc2a1f8dcdf4701168db047352b4e | |
| parent | cdecbb336e64b8a846bf97c5a275dc94fdb1083d (diff) | |
| parent | a3248d609bd4514932bac291356e6a89abf259bc (diff) | |
| download | linux-da2d96d3aa181c367ac4fcb9c11ee5eb15697cdd.tar.xz | |
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.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/nios2/mm/fault.c b/arch/nios2/mm/fault.c index 34429d5a0ccd..d194c0427b26 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; } |