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| author | kib <kib@FreeBSD.org> | 2015-04-04 07:56:04 +0000 |
|---|---|---|
| committer | kib <kib@FreeBSD.org> | 2015-04-04 07:56:04 +0000 |
| commit | 34687e7dea5304f375a22787875214f695bd5fa9 (patch) | |
| tree | 6ca2ead2b51795a92f169a5bb1b5f152b981d7ba /sys/kern/sysv_shm.c | |
| parent | 7b4777f74a1a6efdf7f9c0bdcd791ead01ac3617 (diff) | |
| download | FreeBSD-src-34687e7dea5304f375a22787875214f695bd5fa9.zip FreeBSD-src-34687e7dea5304f375a22787875214f695bd5fa9.tar.gz | |
MFC r278697 (by alc):
Preset the object's color, or alignment, to maximize superpage usage.
Diffstat (limited to 'sys/kern/sysv_shm.c')
| -rw-r--r-- | sys/kern/sysv_shm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/kern/sysv_shm.c b/sys/kern/sysv_shm.c index 096a4f3..3f636d1 100644 --- a/sys/kern/sysv_shm.c +++ b/sys/kern/sysv_shm.c @@ -719,9 +719,10 @@ shmget_allocate_segment(td, uap, mode) #endif return (ENOMEM); } + shm_object->pg_color = 0; VM_OBJECT_WLOCK(shm_object); vm_object_clear_flag(shm_object, OBJ_ONEMAPPING); - vm_object_set_flag(shm_object, OBJ_NOSPLIT); + vm_object_set_flag(shm_object, OBJ_COLORED | OBJ_NOSPLIT); VM_OBJECT_WUNLOCK(shm_object); shmseg->object = shm_object; |
