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author | Vineet Gupta <vgupta@synopsys.com> | 2013-02-11 10:10:55 +0100 |
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committer | Vineet Gupta <vgupta@synopsys.com> | 2013-02-15 18:46:21 +0100 |
commit | 3eb3e7dd53a83cbe6e7b95aa87d2c5dc861233a6 (patch) | |
tree | f89a94aef668dc41e854b358c863a7a4f9443158 | |
parent | ARC: [3.9] Fallout of hlist iterator update (diff) | |
download | linux-3eb3e7dd53a83cbe6e7b95aa87d2c5dc861233a6.tar.xz linux-3eb3e7dd53a83cbe6e7b95aa87d2c5dc861233a6.zip |
ARC: Fix pt_orig_r8 access
Syscall restarting fixes made pt_regs->orig_r8 a short word, which was
not reflected in the assembler code - thus could potentially break gdb
debugging.
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
-rw-r--r-- | arch/arc/kernel/entry.S | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arc/kernel/entry.S b/arch/arc/kernel/entry.S index 3f628ca9b71a..ef6800ba2f03 100644 --- a/arch/arc/kernel/entry.S +++ b/arch/arc/kernel/entry.S @@ -496,7 +496,7 @@ tracesys_exit: trap_with_param: ; stop_pc info by gdb needs this info - st orig_r8_IS_BRKPT, [sp, PT_orig_r8] + stw orig_r8_IS_BRKPT, [sp, PT_orig_r8] mov r0, r12 lr r1, [efa] @@ -721,7 +721,7 @@ not_exception: ; things to what they were, before returning from L2 context ;---------------------------------------------------------------- - ld r9, [sp, PT_orig_r8] ; get orig_r8 to make sure it is + ldw r9, [sp, PT_orig_r8] ; get orig_r8 to make sure it is brne r9, orig_r8_IS_IRQ2, 149f ; infact a L2 ISR ret path ld r9, [sp, PT_status32] ; get statu32_l2 (saved in pt_regs) |