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microblaze_mmu_v2: Update signal returning address
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Signed-off-by: Michal Simek <monstr@monstr.eu>
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Michal Simek committed May 26, 2009
1 parent 17f3324 commit 8b28626
Showing 1 changed file with 8 additions and 0 deletions.
8 changes: 8 additions & 0 deletions arch/microblaze/kernel/signal.c
Original file line number Diff line number Diff line change
Expand Up @@ -388,7 +388,15 @@ handle_restart(struct pt_regs *regs, struct k_sigaction *ka, int has_handler)
case -ERESTARTNOINTR:
do_restart:
/* offset of 4 bytes to re-execute trap (brki) instruction */
#ifndef CONFIG_MMU
regs->pc -= 4;
#else
/* offset of 8 bytes required = 4 for rtbd
offset, plus 4 for size of
"brki r14,8"
instruction. */
regs->pc -= 8;
#endif
break;
}
}
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