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| author |   Shaohua Li <shaohua.li@intel.com> | 2008-10-06 10:43:06 -0700 |
|---|---|---|
| committer |   Tony Luck <tony.luck@intel.com> | 2008-10-06 10:43:06 -0700 |
| commit | f14488ccfe0f41207e40520fab60dce356ed9e57 (patch) | |
| tree | ef538012500f197397fbee674591910a96a50805 /arch/ia64/kernel/process.c | |
| parent | [IA64] utrace syscall.h support for ia64 (diff) | |
| download | linux-dev-f14488ccfe0f41207e40520fab60dce356ed9e57.tar.xz linux-dev-f14488ccfe0f41207e40520fab60dce356ed9e57.zip | |
[IA64] utrace use generic trace hook
Make IA64 use generic trace hook in some paths.
Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/kernel/process.c')
| -rw-r--r-- | arch/ia64/kernel/process.c | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c index 3ab8373103ec..341a0319a5ba 100644 --- a/arch/ia64/kernel/process.c +++ b/arch/ia64/kernel/process.c @@ -28,6 +28,7 @@ #include <linux/delay.h> #include <linux/kdebug.h> #include <linux/utsname.h> +#include <linux/tracehook.h> #include <asm/cpu.h> #include <asm/delay.h> @@ -160,21 +161,6 @@ show_regs (struct pt_regs *regs) show_stack(NULL, NULL); } -void tsk_clear_notify_resume(struct task_struct *tsk) -{ -#ifdef CONFIG_PERFMON - if (tsk->thread.pfm_needs_checking) - return; -#endif - if (test_ti_thread_flag(task_thread_info(tsk), TIF_RESTORE_RSE)) - return; - clear_ti_thread_flag(task_thread_info(tsk), TIF_NOTIFY_RESUME); -} - -/* - * do_notify_resume_user(): - * Called from notify_resume_user at entry.S, with interrupts disabled. - */ void do_notify_resume_user(sigset_t *unused, struct sigscratch *scr, long in_syscall) { @@ -203,6 +189,11 @@ do_notify_resume_user(sigset_t *unused, struct sigscratch *scr, long in_syscall) ia64_do_signal(scr, in_syscall); } + if (test_thread_flag(TIF_NOTIFY_RESUME)) { + clear_thread_flag(TIF_NOTIFY_RESUME); + tracehook_notify_resume(&scr->pt); + } + /* copy user rbs to kernel rbs */ if (unlikely(test_thread_flag(TIF_RESTORE_RSE))) { local_irq_enable(); /* force interrupt enable */ |