diff options
| -rw-r--r-- | arch/cris/Kconfig | 1 | ||||
| -rw-r--r-- | arch/cris/arch-v10/kernel/signal.c | 31 | ||||
| -rw-r--r-- | arch/cris/arch-v32/kernel/signal.c | 36 | ||||
| -rw-r--r-- | arch/cris/include/asm/signal.h | 7 |
4 files changed, 1 insertions, 74 deletions
diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index 686968c10897..c2a1d0a8924c 100644 --- a/arch/cris/Kconfig +++ b/arch/cris/Kconfig | |||
| @@ -52,6 +52,7 @@ config CRIS | |||
| 52 | select CLONE_BACKWARDS2 | 52 | select CLONE_BACKWARDS2 |
| 53 | select GENERIC_SIGALTSTACK | 53 | select GENERIC_SIGALTSTACK |
| 54 | select OLD_SIGSUSPEND | 54 | select OLD_SIGSUSPEND |
| 55 | select OLD_SIGACTION | ||
| 55 | 56 | ||
| 56 | config HZ | 57 | config HZ |
| 57 | int | 58 | int |
diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c index e53c1b455c35..090e9c64408b 100644 --- a/arch/cris/arch-v10/kernel/signal.c +++ b/arch/cris/arch-v10/kernel/signal.c | |||
| @@ -41,37 +41,6 @@ | |||
| 41 | 41 | ||
| 42 | void do_signal(int canrestart, struct pt_regs *regs); | 42 | void do_signal(int canrestart, struct pt_regs *regs); |
| 43 | 43 | ||
| 44 | int sys_sigaction(int sig, const struct old_sigaction __user *act, | ||
| 45 | struct old_sigaction *oact) | ||
| 46 | { | ||
| 47 | struct k_sigaction new_ka, old_ka; | ||
| 48 | int ret; | ||
| 49 | |||
| 50 | if (act) { | ||
| 51 | old_sigset_t mask; | ||
| 52 | if (!access_ok(VERIFY_READ, act, sizeof(*act)) || | ||
| 53 | __get_user(new_ka.sa.sa_handler, &act->sa_handler) || | ||
| 54 | __get_user(new_ka.sa.sa_restorer, &act->sa_restorer) || | ||
| 55 | __get_user(new_ka.sa.sa_flags, &act->sa_flags) || | ||
| 56 | __get_user(mask, &act->sa_mask)) | ||
| 57 | return -EFAULT; | ||
| 58 | siginitset(&new_ka.sa.sa_mask, mask); | ||
| 59 | } | ||
| 60 | |||
| 61 | ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL); | ||
| 62 | |||
| 63 | if (!ret && oact) { | ||
| 64 | if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) || | ||
| 65 | __put_user(old_ka.sa.sa_handler, &oact->sa_handler) || | ||
| 66 | __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer) || | ||
| 67 | __put_user(old_ka.sa.sa_flags, &oact->sa_flags) || | ||
| 68 | __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask)) | ||
| 69 | return -EFAULT; | ||
| 70 | } | ||
| 71 | |||
| 72 | return ret; | ||
| 73 | } | ||
| 74 | |||
| 75 | /* | 44 | /* |
| 76 | * Do a signal return; undo the signal stack. | 45 | * Do a signal return; undo the signal stack. |
| 77 | */ | 46 | */ |
diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c index 4ccf144b49a9..cee740732d1f 100644 --- a/arch/cris/arch-v32/kernel/signal.c +++ b/arch/cris/arch-v32/kernel/signal.c | |||
| @@ -52,42 +52,6 @@ void do_signal(int restart, struct pt_regs *regs); | |||
| 52 | void keep_debug_flags(unsigned long oldccs, unsigned long oldspc, | 52 | void keep_debug_flags(unsigned long oldccs, unsigned long oldspc, |
| 53 | struct pt_regs *regs); | 53 | struct pt_regs *regs); |
| 54 | 54 | ||
| 55 | int | ||
| 56 | sys_sigaction(int signal, const struct old_sigaction *act, | ||
| 57 | struct old_sigaction *oact) | ||
| 58 | { | ||
| 59 | int retval; | ||
| 60 | struct k_sigaction newk; | ||
| 61 | struct k_sigaction oldk; | ||
| 62 | |||
| 63 | if (act) { | ||
| 64 | old_sigset_t mask; | ||
| 65 | |||
| 66 | if (!access_ok(VERIFY_READ, act, sizeof(*act)) || | ||
| 67 | __get_user(newk.sa.sa_handler, &act->sa_handler) || | ||
| 68 | __get_user(newk.sa.sa_restorer, &act->sa_restorer) || | ||
| 69 | __get_user(newk.sa.sa_flags, &act->sa_flags) || | ||
| 70 | __get_user(mask, &act->sa_mask)) | ||
| 71 | return -EFAULT; | ||
| 72 | |||
| 73 | siginitset(&newk.sa.sa_mask, mask); | ||
| 74 | } | ||
| 75 | |||
| 76 | retval = do_sigaction(signal, act ? &newk : NULL, oact ? &oldk : NULL); | ||
| 77 | |||
| 78 | if (!retval && oact) { | ||
| 79 | if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) || | ||
| 80 | __put_user(oldk.sa.sa_handler, &oact->sa_handler) || | ||
| 81 | __put_user(oldk.sa.sa_restorer, &oact->sa_restorer) || | ||
| 82 | __put_user(oldk.sa.sa_flags, &oact->sa_flags) || | ||
| 83 | __put_user(oldk.sa.sa_mask.sig[0], &oact->sa_mask)) | ||
| 84 | return -EFAULT; | ||
| 85 | |||
| 86 | } | ||
| 87 | |||
| 88 | return retval; | ||
| 89 | } | ||
| 90 | |||
| 91 | static int | 55 | static int |
| 92 | restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) | 56 | restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) |
| 93 | { | 57 | { |
diff --git a/arch/cris/include/asm/signal.h b/arch/cris/include/asm/signal.h index b3650ab2c320..c11b8745cece 100644 --- a/arch/cris/include/asm/signal.h +++ b/arch/cris/include/asm/signal.h | |||
| @@ -16,13 +16,6 @@ typedef struct { | |||
| 16 | unsigned long sig[_NSIG_WORDS]; | 16 | unsigned long sig[_NSIG_WORDS]; |
| 17 | } sigset_t; | 17 | } sigset_t; |
| 18 | 18 | ||
| 19 | struct old_sigaction { | ||
| 20 | __sighandler_t sa_handler; | ||
| 21 | old_sigset_t sa_mask; | ||
| 22 | unsigned long sa_flags; | ||
| 23 | void (*sa_restorer)(void); | ||
| 24 | }; | ||
| 25 | |||
| 26 | #define __ARCH_HAS_SA_RESTORER | 19 | #define __ARCH_HAS_SA_RESTORER |
| 27 | 20 | ||
| 28 | #include <asm/sigcontext.h> | 21 | #include <asm/sigcontext.h> |
