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Kirill Smelkov
linux
Commits
3ec85d14
Commit
3ec85d14
authored
Sep 19, 2002
by
David S. Miller
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include/asm-sparc64/system.h: Remove CHECK_LOCKS debugging.
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5413110a
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include/asm-sparc64/system.h
include/asm-sparc64/system.h
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include/asm-sparc64/system.h
View file @
3ec85d14
...
@@ -152,24 +152,6 @@ do { spin_unlock_irq(&(prev)->switch_lock); \
...
@@ -152,24 +152,6 @@ do { spin_unlock_irq(&(prev)->switch_lock); \
#define task_running(rq, p) \
#define task_running(rq, p) \
((rq)->curr == (p) || spin_is_locked(&(p)->switch_lock))
((rq)->curr == (p) || spin_is_locked(&(p)->switch_lock))
#ifndef CONFIG_DEBUG_SPINLOCK
#define CHECK_LOCKS(PREV) do { } while(0)
#else
/* CONFIG_DEBUG_SPINLOCK */
#define CHECK_LOCKS(PREV) \
if ((PREV)->thread.smp_lock_count) { \
unsigned long rpc; \
__asm__ __volatile__("mov %%i7, %0" : "=r" (rpc)); \
printk(KERN_CRIT "(%s)[%d]: Sleeping with %d locks held!\n", \
(PREV)->comm, (PREV)->pid, \
(PREV)->thread.smp_lock_count); \
printk(KERN_CRIT "(%s)[%d]: Last lock at %08x\n", \
(PREV)->comm, (PREV)->pid, \
(PREV)->thread.smp_lock_pc); \
printk(KERN_CRIT "(%s)[%d]: Sched caller %016lx\n", \
(PREV)->comm, (PREV)->pid, rpc); \
}
#endif
/* !(CONFIG_DEBUG_SPINLOCK) */
/* See what happens when you design the chip correctly?
/* See what happens when you design the chip correctly?
*
*
* We tell gcc we clobber all non-fixed-usage registers except
* We tell gcc we clobber all non-fixed-usage registers except
...
@@ -180,8 +162,7 @@ if ((PREV)->thread.smp_lock_count) { \
...
@@ -180,8 +162,7 @@ if ((PREV)->thread.smp_lock_count) { \
* and 2 stores in this critical code path. -DaveM
* and 2 stores in this critical code path. -DaveM
*/
*/
#define switch_to(prev, next, last) \
#define switch_to(prev, next, last) \
do { CHECK_LOCKS(prev); \
do { if (test_thread_flag(TIF_PERFCTR)) { \
if (test_thread_flag(TIF_PERFCTR)) { \
unsigned long __tmp; \
unsigned long __tmp; \
read_pcr(__tmp); \
read_pcr(__tmp); \
current_thread_info()->pcr_reg = __tmp; \
current_thread_info()->pcr_reg = __tmp; \
...
...
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