https://github.com/torvalds/linux
Revision 498e720b96379d8ee9c294950a01534a73defcf3 authored by Daniel J Blueman on 17 June 2011, 18:32:19 UTC, committed by Dave Airlie on 17 June 2011, 22:25:16 UTC
The failure appeared in dmesg as: [drm:i915_hangcheck_ring_idle] *ERROR* Hangcheck timer elapsed... blt ring idle [waiting on 35064155, at 35064155], missed IRQ? This works around that problem on by making the blitter command streamer write interrupt state to the Hardware Status Page when a MI_USER_INTERRUPT command is decoded, which appears to force the seqno out to memory before the interrupt happens. v1->v2: Moved to prior interrupt handler installation and RMW flags as per feedback. v2->v3: Removed RMW of flags (by anholt) Cc: stable@kernel.org Signed-off-by: Daniel J Blueman <daniel.blueman@gmail.com> Signed-off-by: Eric Anholt <eric@anholt.net> Tested-by: Chris Wilson <chris@chris-wilson.co.uk> [v1] Tested-by: Eric Anholt <eric@anholt.net> [v1,v3] (incidence of the bug with a testcase went from avg 2/1000 to 0/12651 in the latest test run (plus more for v1)) Tested-by: Kenneth Graunke <kenneth@whitecape.org> [v1] Tested-by: Robert Hooker <robert.hooker@canonical.com> [v1] Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=33394 Signed-off-by: Dave Airlie <airlied@redhat.com>
1 parent 95d17b7
Tip revision: 498e720b96379d8ee9c294950a01534a73defcf3 authored by Daniel J Blueman on 17 June 2011, 18:32:19 UTC
drm/i915: Fix gen6 (SNB) missed BLT ring interrupts.
drm/i915: Fix gen6 (SNB) missed BLT ring interrupts.
Tip revision: 498e720
File | Mode | Size |
---|---|---|
async_tx | ||
Kconfig | -rw-r--r-- | 24.1 KB |
Makefile | -rw-r--r-- | 3.2 KB |
ablkcipher.c | -rw-r--r-- | 16.5 KB |
aead.c | -rw-r--r-- | 12.6 KB |
aes_generic.c | -rw-r--r-- | 61.9 KB |
af_alg.c | -rw-r--r-- | 9.3 KB |
ahash.c | -rw-r--r-- | 12.1 KB |
algapi.c | -rw-r--r-- | 19.0 KB |
algboss.c | -rw-r--r-- | 6.3 KB |
algif_hash.c | -rw-r--r-- | 6.7 KB |
algif_skcipher.c | -rw-r--r-- | 13.2 KB |
ansi_cprng.c | -rw-r--r-- | 10.9 KB |
anubis.c | -rw-r--r-- | 27.8 KB |
api.c | -rw-r--r-- | 13.4 KB |
arc4.c | -rw-r--r-- | 2.0 KB |
authenc.c | -rw-r--r-- | 19.6 KB |
authencesn.c | -rw-r--r-- | 23.4 KB |
blkcipher.c | -rw-r--r-- | 18.6 KB |
blowfish.c | -rw-r--r-- | 17.5 KB |
camellia.c | -rw-r--r-- | 35.9 KB |
cast5.c | -rw-r--r-- | 33.0 KB |
cast6.c | -rw-r--r-- | 21.4 KB |
cbc.c | -rw-r--r-- | 7.4 KB |
ccm.c | -rw-r--r-- | 21.5 KB |
chainiv.c | -rw-r--r-- | 8.6 KB |
cipher.c | -rw-r--r-- | 3.3 KB |
compress.c | -rw-r--r-- | 1.3 KB |
crc32c.c | -rw-r--r-- | 8.0 KB |
cryptd.c | -rw-r--r-- | 24.8 KB |
crypto_null.c | -rw-r--r-- | 4.9 KB |
crypto_wq.c | -rw-r--r-- | 942 bytes |
ctr.c | -rw-r--r-- | 10.8 KB |
cts.c | -rw-r--r-- | 9.8 KB |
deflate.c | -rw-r--r-- | 5.5 KB |
des_generic.c | -rw-r--r-- | 35.6 KB |
ecb.c | -rw-r--r-- | 4.9 KB |
eseqiv.c | -rw-r--r-- | 6.5 KB |
fcrypt.c | -rw-r--r-- | 18.0 KB |
fips.c | -rw-r--r-- | 705 bytes |
gcm.c | -rw-r--r-- | 34.5 KB |
gf128mul.c | -rw-r--r-- | 13.2 KB |
ghash-generic.c | -rw-r--r-- | 3.7 KB |
hmac.c | -rw-r--r-- | 6.9 KB |
internal.h | -rw-r--r-- | 3.9 KB |
khazad.c | -rw-r--r-- | 51.8 KB |
krng.c | -rw-r--r-- | 1.5 KB |
lrw.c | -rw-r--r-- | 7.6 KB |
lzo.c | -rw-r--r-- | 2.5 KB |
md4.c | -rw-r--r-- | 6.1 KB |
md5.c | -rw-r--r-- | 7.5 KB |
michael_mic.c | -rw-r--r-- | 3.6 KB |
pcbc.c | -rw-r--r-- | 7.7 KB |
pcompress.c | -rw-r--r-- | 2.5 KB |
pcrypt.c | -rw-r--r-- | 14.7 KB |
proc.c | -rw-r--r-- | 3.6 KB |
ripemd.h | -rw-r--r-- | 974 bytes |
rmd128.c | -rw-r--r-- | 10.2 KB |
rmd160.c | -rw-r--r-- | 12.6 KB |
rmd256.c | -rw-r--r-- | 10.5 KB |
rmd320.c | -rw-r--r-- | 13.1 KB |
rng.c | -rw-r--r-- | 2.8 KB |
salsa20_generic.c | -rw-r--r-- | 6.7 KB |
scatterwalk.c | -rw-r--r-- | 2.9 KB |
seed.c | -rw-r--r-- | 17.4 KB |
seqiv.c | -rw-r--r-- | 8.6 KB |
serpent.c | -rw-r--r-- | 19.8 KB |
sha1_generic.c | -rw-r--r-- | 3.4 KB |
sha256_generic.c | -rw-r--r-- | 12.2 KB |
sha512_generic.c | -rw-r--r-- | 8.8 KB |
shash.c | -rw-r--r-- | 16.2 KB |
tcrypt.c | -rw-r--r-- | 27.8 KB |
tcrypt.h | -rw-r--r-- | 3.4 KB |
tea.c | -rw-r--r-- | 7.1 KB |
testmgr.c | -rw-r--r-- | 54.7 KB |
testmgr.h | -rw-r--r-- | 330.3 KB |
tgr192.c | -rw-r--r-- | 30.8 KB |
twofish_common.c | -rw-r--r-- | 37.7 KB |
twofish_generic.c | -rw-r--r-- | 6.3 KB |
vmac.c | -rw-r--r-- | 17.9 KB |
wp512.c | -rw-r--r-- | 60.1 KB |
xcbc.c | -rw-r--r-- | 7.2 KB |
xor.c | -rw-r--r-- | 3.9 KB |
xts.c | -rw-r--r-- | 7.1 KB |
zlib.c | -rw-r--r-- | 9.6 KB |
![swh spinner](/static/img/swh-spinner.gif)
Computing file changes ...