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authorEric Anholt <anholt@freebsd.org>2003-10-19 23:35:58 +0000
committerEric Anholt <anholt@freebsd.org>2003-10-19 23:35:58 +0000
commit0cf1887139eb1ce18d09f7be0567aa93d802040d (patch)
tree05704a5a90bc9b0fbabed4029f200f9eff955953 /bsd-core/ati_pcigart.c
parent59fbe01fea8f77fc3810643c14a1738d197d4291 (diff)
- SMPng lock the DRM. This is only partial -- there are a few code paths
used by root (the X Server) which are not locked. However, it should deal with lost-IRQ issues on -current which I think people have been experiencing but I am unable to reproduce (though I understand why they would occur, because of a bug of mine). Note that most of the locking (DRM_LOCK()/UNLOCK()) is all covered by Giant still, so it doesn't matter yet. - Remove locking on FreeBSD-stable and NetBSD. These are covered by the fact that there is no reentrancy of the kernel except by interrupts, which are locked using spldrm()/splx() instead.
Diffstat (limited to 'bsd-core/ati_pcigart.c')
-rw-r--r--bsd-core/ati_pcigart.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/bsd-core/ati_pcigart.c b/bsd-core/ati_pcigart.c
index 0a05dda6..9aa2192f 100644
--- a/bsd-core/ati_pcigart.c
+++ b/bsd-core/ati_pcigart.c
@@ -59,7 +59,7 @@ int DRM(ati_pcigart_init)( drm_device_t *dev,
}
address = (long)contigmalloc((1 << ATI_PCIGART_TABLE_ORDER) * PAGE_SIZE,
- DRM(M_DRM), M_WAITOK, 0ul, 0xfffffffful, PAGE_SIZE, 0);
+ DRM(M_DRM), M_NOWAIT, 0ul, 0xfffffffful, PAGE_SIZE, 0);
if ( !address ) {
DRM_ERROR( "cannot allocate PCI GART page!\n" );
goto done;