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Use spldrm/splx around tsleep() in DRM_WAIT_ON

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This commit is contained in:
Keith Whitwell 2003-09-09 07:45:12 +00:00
parent 4d6d357202
commit 6fc41e25e5
2 changed files with 14 additions and 10 deletions
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12
bsd-core/drm_os_freebsd.h
View file

@ -204,11 +204,13 @@ do { \
#define DRM_HZ hz
#define DRM_WAIT_ON( ret, queue, timeout, condition ) \
while (!condition) { \
ret = tsleep( &(queue), PZERO | PCATCH, "drmwtq", (timeout) ); \
if ( ret ) \
return ret; \
#define DRM_WAIT_ON( ret, queue, timeout, condition ) \
for ( ret = 0 ; !ret && !(condition) ; ) { \
int s = spldrm(); \
if (!(condition)) \
ret = tsleep( &(queue), PZERO | PCATCH, \
"drmwtq", (timeout) ); \
splx(s); \
}
#define DRM_WAKEUP( queue ) wakeup( queue )

12
bsd/drm_os_freebsd.h
View file

@ -204,11 +204,13 @@ do { \
#define DRM_HZ hz
#define DRM_WAIT_ON( ret, queue, timeout, condition ) \
while (!condition) { \
ret = tsleep( &(queue), PZERO | PCATCH, "drmwtq", (timeout) ); \
if ( ret ) \
return ret; \
#define DRM_WAIT_ON( ret, queue, timeout, condition ) \
for ( ret = 0 ; !ret && !(condition) ; ) { \
int s = spldrm(); \
if (!(condition)) \
ret = tsleep( &(queue), PZERO | PCATCH, \
"drmwtq", (timeout) ); \
splx(s); \
}
#define DRM_WAKEUP( queue ) wakeup( queue )