Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
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
+5
-3
arch/nios2/mm/fault.c
+5
-3
arch/nios2/mm/fault.c
···
159
bad_area_nosemaphore:
160
/* User mode accesses just cause a SIGSEGV */
161
if (user_mode(regs)) {
162
-
pr_alert("%s: unhandled page fault (%d) at 0x%08lx, "
163
-
"cause %ld\n", current->comm, SIGSEGV, address, cause);
164
-
show_regs(regs);
165
_exception(SIGSEGV, regs, code, address);
166
return;
167
}
···
159
bad_area_nosemaphore:
160
/* User mode accesses just cause a SIGSEGV */
161
if (user_mode(regs)) {
162
+
if (unhandled_signal(current, SIGSEGV) && printk_ratelimit()) {
163
+
pr_info("%s: unhandled page fault (%d) at 0x%08lx, "
164
+
"cause %ld\n", current->comm, SIGSEGV, address, cause);
165
+
show_regs(regs);
166
+
}
167
_exception(SIGSEGV, regs, code, address);
168
return;
169
}