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authorDavid S. Miller <davem@davemloft.net>2011-07-06 02:23:37 -0400
committerDavid S. Miller <davem@davemloft.net>2011-07-06 02:23:37 -0400
commite12fe68ce34d60c04bb1ddb1d3cc5c3022388fe4 (patch)
tree83c0e192ccaa4752c80b6131a7d0aa8272b5d0d0 /arch/powerpc/kernel/signal_32.c
parent7329f0d58de01878d9ce4f0be7a76e136f223eef (diff)
parent712ae51afd55b20c04c5383d02ba5d10233313b1 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'arch/powerpc/kernel/signal_32.c')
-rw-r--r--arch/powerpc/kernel/signal_32.c57
1 files changed, 31 insertions, 26 deletions
diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c
index b96a3a010c26..78b76dc54dfb 100644
--- a/arch/powerpc/kernel/signal_32.c
+++ b/arch/powerpc/kernel/signal_32.c
@@ -25,6 +25,7 @@
25#include <linux/errno.h> 25#include <linux/errno.h>
26#include <linux/elf.h> 26#include <linux/elf.h>
27#include <linux/ptrace.h> 27#include <linux/ptrace.h>
28#include <linux/ratelimit.h>
28#ifdef CONFIG_PPC64 29#ifdef CONFIG_PPC64
29#include <linux/syscalls.h> 30#include <linux/syscalls.h>
30#include <linux/compat.h> 31#include <linux/compat.h>
@@ -892,11 +893,12 @@ badframe:
892 printk("badframe in handle_rt_signal, regs=%p frame=%p newsp=%lx\n", 893 printk("badframe in handle_rt_signal, regs=%p frame=%p newsp=%lx\n",
893 regs, frame, newsp); 894 regs, frame, newsp);
894#endif 895#endif
895 if (show_unhandled_signals && printk_ratelimit()) 896 if (show_unhandled_signals)
896 printk(KERN_INFO "%s[%d]: bad frame in handle_rt_signal32: " 897 printk_ratelimited(KERN_INFO
897 "%p nip %08lx lr %08lx\n", 898 "%s[%d]: bad frame in handle_rt_signal32: "
898 current->comm, current->pid, 899 "%p nip %08lx lr %08lx\n",
899 addr, regs->nip, regs->link); 900 current->comm, current->pid,
901 addr, regs->nip, regs->link);
900 902
901 force_sigsegv(sig, current); 903 force_sigsegv(sig, current);
902 return 0; 904 return 0;
@@ -1058,11 +1060,12 @@ long sys_rt_sigreturn(int r3, int r4, int r5, int r6, int r7, int r8,
1058 return 0; 1060 return 0;
1059 1061
1060 bad: 1062 bad:
1061 if (show_unhandled_signals && printk_ratelimit()) 1063 if (show_unhandled_signals)
1062 printk(KERN_INFO "%s[%d]: bad frame in sys_rt_sigreturn: " 1064 printk_ratelimited(KERN_INFO
1063 "%p nip %08lx lr %08lx\n", 1065 "%s[%d]: bad frame in sys_rt_sigreturn: "
1064 current->comm, current->pid, 1066 "%p nip %08lx lr %08lx\n",
1065 rt_sf, regs->nip, regs->link); 1067 current->comm, current->pid,
1068 rt_sf, regs->nip, regs->link);
1066 1069
1067 force_sig(SIGSEGV, current); 1070 force_sig(SIGSEGV, current);
1068 return 0; 1071 return 0;
@@ -1149,12 +1152,12 @@ int sys_debug_setcontext(struct ucontext __user *ctx,
1149 * We kill the task with a SIGSEGV in this situation. 1152 * We kill the task with a SIGSEGV in this situation.
1150 */ 1153 */
1151 if (do_setcontext(ctx, regs, 1)) { 1154 if (do_setcontext(ctx, regs, 1)) {
1152 if (show_unhandled_signals && printk_ratelimit()) 1155 if (show_unhandled_signals)
1153 printk(KERN_INFO "%s[%d]: bad frame in " 1156 printk_ratelimited(KERN_INFO "%s[%d]: bad frame in "
1154 "sys_debug_setcontext: %p nip %08lx " 1157 "sys_debug_setcontext: %p nip %08lx "
1155 "lr %08lx\n", 1158 "lr %08lx\n",
1156 current->comm, current->pid, 1159 current->comm, current->pid,
1157 ctx, regs->nip, regs->link); 1160 ctx, regs->nip, regs->link);
1158 1161
1159 force_sig(SIGSEGV, current); 1162 force_sig(SIGSEGV, current);
1160 goto out; 1163 goto out;
@@ -1236,11 +1239,12 @@ badframe:
1236 printk("badframe in handle_signal, regs=%p frame=%p newsp=%lx\n", 1239 printk("badframe in handle_signal, regs=%p frame=%p newsp=%lx\n",
1237 regs, frame, newsp); 1240 regs, frame, newsp);
1238#endif 1241#endif
1239 if (show_unhandled_signals && printk_ratelimit()) 1242 if (show_unhandled_signals)
1240 printk(KERN_INFO "%s[%d]: bad frame in handle_signal32: " 1243 printk_ratelimited(KERN_INFO
1241 "%p nip %08lx lr %08lx\n", 1244 "%s[%d]: bad frame in handle_signal32: "
1242 current->comm, current->pid, 1245 "%p nip %08lx lr %08lx\n",
1243 frame, regs->nip, regs->link); 1246 current->comm, current->pid,
1247 frame, regs->nip, regs->link);
1244 1248
1245 force_sigsegv(sig, current); 1249 force_sigsegv(sig, current);
1246 return 0; 1250 return 0;
@@ -1288,11 +1292,12 @@ long sys_sigreturn(int r3, int r4, int r5, int r6, int r7, int r8,
1288 return 0; 1292 return 0;
1289 1293
1290badframe: 1294badframe:
1291 if (show_unhandled_signals && printk_ratelimit()) 1295 if (show_unhandled_signals)
1292 printk(KERN_INFO "%s[%d]: bad frame in sys_sigreturn: " 1296 printk_ratelimited(KERN_INFO
1293 "%p nip %08lx lr %08lx\n", 1297 "%s[%d]: bad frame in sys_sigreturn: "
1294 current->comm, current->pid, 1298 "%p nip %08lx lr %08lx\n",
1295 addr, regs->nip, regs->link); 1299 current->comm, current->pid,
1300 addr, regs->nip, regs->link);
1296 1301
1297 force_sig(SIGSEGV, current); 1302 force_sig(SIGSEGV, current);
1298 return 0; 1303 return 0;