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- Proc locking.

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- P_OWEUPC -> PS_OWEUPC.
- Remove obsolete prototype for MD fork_return().
This commit is contained in:
jhb 2001-01-24 09:56:49 +00:00
parent 39d78f3196
commit 409b74b609
2 changed files with 14 additions and 8 deletions
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11
sys/amd64/include/cpu.h
View File

@ -88,11 +88,15 @@
* Arrange to handle pending profiling ticks before returning to user mode.
*
* XXX this is now poorly named and implemented. It used to handle only a
* single tick and the P_OWEUPC flag served as a counter. Now there is a
* single tick and the PS_OWEUPC flag served as a counter. Now there is a
* counter in the proc table and flag isn't really necessary.
*/
#define need_proftick(p) \
do { (p)->p_flag |= P_OWEUPC; aston(); } while (0)
#define need_proftick(p) do { \
mtx_enter(&sched_lock, MTX_SPIN); \
(p)->p_sflag |= PS_OWEUPC; \
mtx_exit(&sched_lock, MTX_SPIN); \
aston(); \
} while (0)
/*
* Notify the current process (p) that it has a signal pending,
@ -133,7 +137,6 @@ extern char btext[];
extern char etext[];
void fork_trampoline __P((void));
void fork_return __P((struct proc *, struct trapframe));
#if defined(I386_CPU) || defined(I486_CPU)
extern u_int tsc_present;

11
sys/i386/include/cpu.h
View File

@ -88,11 +88,15 @@
* Arrange to handle pending profiling ticks before returning to user mode.
*
* XXX this is now poorly named and implemented. It used to handle only a
* single tick and the P_OWEUPC flag served as a counter. Now there is a
* single tick and the PS_OWEUPC flag served as a counter. Now there is a
* counter in the proc table and flag isn't really necessary.
*/
#define need_proftick(p) \
do { (p)->p_flag |= P_OWEUPC; aston(); } while (0)
#define need_proftick(p) do { \
mtx_enter(&sched_lock, MTX_SPIN); \
(p)->p_sflag |= PS_OWEUPC; \
mtx_exit(&sched_lock, MTX_SPIN); \
aston(); \
} while (0)
/*
* Notify the current process (p) that it has a signal pending,
@ -133,7 +137,6 @@ extern char btext[];
extern char etext[];
void fork_trampoline __P((void));
void fork_return __P((struct proc *, struct trapframe));
#if defined(I386_CPU) || defined(I486_CPU)
extern u_int tsc_present;