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authorLinus Torvalds <torvalds@linux-foundation.org>2012-10-01 13:56:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-10-01 13:56:35 -0700
commita57d985e378ca69f430b85852e4187db3698a89e (patch)
tree01fbc23313959d20fcd4e7385ef5a056b47c1828 /arch/ia64/kernel
parentcdeb9b014331af4282be522824e36f3aa33f0671 (diff)
parent39c9a4ab2b91bff26801c86e423ef07fb705b3c0 (diff)
downloadblackbird-op-linux-a57d985e378ca69f430b85852e4187db3698a89e.tar.gz
blackbird-op-linux-a57d985e378ca69f430b85852e4187db3698a89e.zip
Merge tag 'please-pull-ia64-for-3.7' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux
Pull ia64 update from Tony Luck: "Usual mish-mash of ia64 fixes for next merge window" * tag 'please-pull-ia64-for-3.7' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux: [IA64] xen: Fix return value check in xencomm_vtop() [IA64] Must enable interrupts in do_notify_resume_user before calling tracehook_notify_resume() [IA64] kexec: Move the dereference below the NULL test [IA64] Fix a node distance bug
Diffstat (limited to 'arch/ia64/kernel')
-rw-r--r--arch/ia64/kernel/machine_kexec.c3
-rw-r--r--arch/ia64/kernel/process.c4
2 files changed, 4 insertions, 3 deletions
diff --git a/arch/ia64/kernel/machine_kexec.c b/arch/ia64/kernel/machine_kexec.c
index 070e8effa175..5151a649c96b 100644
--- a/arch/ia64/kernel/machine_kexec.c
+++ b/arch/ia64/kernel/machine_kexec.c
@@ -85,12 +85,13 @@ static void ia64_machine_kexec(struct unw_frame_info *info, void *arg)
struct kimage *image = arg;
relocate_new_kernel_t rnk;
void *pal_addr = efi_get_pal_addr();
- unsigned long code_addr = (unsigned long)page_address(image->control_code_page);
+ unsigned long code_addr;
int ii;
u64 fp, gp;
ia64_fptr_t *init_handler = (ia64_fptr_t *)ia64_os_init_on_kdump;
BUG_ON(!image);
+ code_addr = (unsigned long)page_address(image->control_code_page);
if (image->type == KEXEC_TYPE_CRASH) {
crash_save_this_cpu();
current->thread.ksp = (__u64)info->sw - 16;
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index 3e316ec0b835..ee31fe9b310e 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -197,8 +197,8 @@ 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);
+ if (test_and_clear_thread_flag(TIF_NOTIFY_RESUME)) {
+ local_irq_enable(); /* force interrupt enable */
tracehook_notify_resume(&scr->pt);
}
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