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| author | Thomas Gleixner <tglx@linutronix.de> | 2012-05-05 15:05:45 +0000 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2012-05-08 14:08:45 +0200 |
| commit | c03a6a7ba6f456663e4b254cdde460b24c0852e1 (patch) | |
| tree | 65946bd5107fd3d0d738bc31ce8679d6d0dea58d /arch/mn10300 | |
| parent | 96c951179736eb59c5f66de2ac85af9e7a6a8b15 (diff) | |
| download | linux-c03a6a7ba6f456663e4b254cdde460b24c0852e1.tar.gz linux-c03a6a7ba6f456663e4b254cdde460b24c0852e1.tar.bz2 linux-c03a6a7ba6f456663e4b254cdde460b24c0852e1.zip | |
mn10300: Use common threadinfo allocator
Let the core code allocate and handle the kgdb cleanup with the
arch_release_thread_info() function.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: David Howells <dhowells@redhat.com>
Link: http://lkml.kernel.org/r/20120505150141.996582377@linutronix.de
Diffstat (limited to 'arch/mn10300')
| -rw-r--r-- | arch/mn10300/include/asm/thread_info.h | 17 | ||||
| -rw-r--r-- | arch/mn10300/kernel/kgdb.c | 3 |
2 files changed, 4 insertions, 16 deletions
diff --git a/arch/mn10300/include/asm/thread_info.h b/arch/mn10300/include/asm/thread_info.h index 28cf52100baa..08251d6f6b11 100644 --- a/arch/mn10300/include/asm/thread_info.h +++ b/arch/mn10300/include/asm/thread_info.h @@ -20,8 +20,10 @@ #ifdef CONFIG_4KSTACKS #define THREAD_SIZE (4096) +#define THREAD_SIZE_ORDER (0) #else #define THREAD_SIZE (8192) +#define THREAD_SIZE_ORDER (1) #endif #define STACK_WARN (THREAD_SIZE / 8) @@ -120,21 +122,8 @@ static inline unsigned long current_stack_pointer(void) return sp; } -#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR - -/* thread information allocation */ -#ifdef CONFIG_DEBUG_STACK_USAGE -#define alloc_thread_info_node(tsk, node) \ - kzalloc_node(THREAD_SIZE, GFP_KERNEL, node) -#else -#define alloc_thread_info_node(tsk, node) \ - kmalloc_node(THREAD_SIZE, GFP_KERNEL, node) -#endif - #ifndef CONFIG_KGDB -#define free_thread_info(ti) kfree((ti)) -#else -extern void free_thread_info(struct thread_info *); +void arch_release_thread_info(struct thread_info *ti) #endif #define get_thread_info(ti) get_task_struct((ti)->task) #define put_thread_info(ti) put_task_struct((ti)->task) diff --git a/arch/mn10300/kernel/kgdb.c b/arch/mn10300/kernel/kgdb.c index f6c981db2a36..99770823451a 100644 --- a/arch/mn10300/kernel/kgdb.c +++ b/arch/mn10300/kernel/kgdb.c @@ -397,7 +397,7 @@ static bool kgdb_arch_undo_singlestep(struct pt_regs *regs) * single-step state is cleared. At this point the breakpoints should have * been removed by __switch_to(). */ -void free_thread_info(struct thread_info *ti) +void arch_release_thread_info(struct thread_info *ti) { if (kgdb_sstep_thread == ti) { kgdb_sstep_thread = NULL; @@ -407,7 +407,6 @@ void free_thread_info(struct thread_info *ti) * so force immediate reentry */ kgdb_breakpoint(); } - kfree(ti); } /* |