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nios2 fixes for v3.19-final 

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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
hifive-unleashed-5.1
Linus Torvalds 2015-02-08 18:45:16 -08:00
parent cdecbb336e a3248d609b
commit da2d96d3aa
1 changed files with 5 additions and 3 deletions
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8
arch/nios2/mm/fault.c
View File

@ -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;
}