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authorIngo Molnar <mingo@kernel.org>2013-10-09 12:36:13 +0200
committerIngo Molnar <mingo@kernel.org>2013-10-09 12:36:13 +0200
commit37bf06375c90a42fe07b9bebdb07bc316ae5a0ce (patch)
treede572dd6d3955b0725001776a7b03796f99e1e8e /arch/arm64/kernel/process.c
parentsched/rt: Remove redundant nr_cpus_allowed test (diff)
parentLinux 3.12-rc4 (diff)
downloadlinux-37bf06375c90a42fe07b9bebdb07bc316ae5a0ce.tar.xz
linux-37bf06375c90a42fe07b9bebdb07bc316ae5a0ce.zip
Merge tag 'v3.12-rc4' into sched/core
Merge Linux v3.12-rc4 to fix a conflict and also to refresh the tree before applying more scheduler patches. Conflicts: arch/avr32/include/asm/Kbuild Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/arm64/kernel/process.c')
-rw-r--r--arch/arm64/kernel/process.c21
1 files changed, 16 insertions, 5 deletions
diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index 57fb55c44c90..7ae8a1f00c3c 100644
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -143,15 +143,26 @@ void machine_restart(char *cmd)
void __show_regs(struct pt_regs *regs)
{
- int i;
+ int i, top_reg;
+ u64 lr, sp;
+
+ if (compat_user_mode(regs)) {
+ lr = regs->compat_lr;
+ sp = regs->compat_sp;
+ top_reg = 12;
+ } else {
+ lr = regs->regs[30];
+ sp = regs->sp;
+ top_reg = 29;
+ }
show_regs_print_info(KERN_DEFAULT);
print_symbol("PC is at %s\n", instruction_pointer(regs));
- print_symbol("LR is at %s\n", regs->regs[30]);
+ print_symbol("LR is at %s\n", lr);
printk("pc : [<%016llx>] lr : [<%016llx>] pstate: %08llx\n",
- regs->pc, regs->regs[30], regs->pstate);
- printk("sp : %016llx\n", regs->sp);
- for (i = 29; i >= 0; i--) {
+ regs->pc, lr, regs->pstate);
+ printk("sp : %016llx\n", sp);
+ for (i = top_reg; i >= 0; i--) {
printk("x%-2d: %016llx ", i, regs->regs[i]);
if (i % 2 == 0)
printk("\n");