diff options
| author | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2021-07-28 14:41:31 +0200 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2021-10-05 11:52:47 +0300 |
| commit | 0c94777386495d6e0a9735d48ffd2abb8d680d7f (patch) | |
| tree | 854ffa38d2116d31b2ab5d794da41eac169ba8f8 /drivers/gpu | |
| parent | ffac30be2a06b2516b2ce2afa2dcb2cf8af65a52 (diff) | |
| download | lwn-0c94777386495d6e0a9735d48ffd2abb8d680d7f.tar.gz lwn-0c94777386495d6e0a9735d48ffd2abb8d680d7f.zip | |
drm/i915: Fix runtime pm handling in i915_gem_shrink
We forgot to call intel_runtime_pm_put on error, fix it!
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Fixes: cf41a8f1dc1e ("drm/i915: Finally remove obj->mm.lock.")
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: <stable@vger.kernel.org> # v5.13+
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210830121006.2978297-9-maarten.lankhorst@linux.intel.com
(cherry picked from commit 239f3c2ee18376587026efecaea5250fa5926d20)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_shrinker.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c b/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c index e382b7f2353b..5ab136ffdeb2 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c @@ -118,7 +118,7 @@ i915_gem_shrink(struct i915_gem_ww_ctx *ww, intel_wakeref_t wakeref = 0; unsigned long count = 0; unsigned long scanned = 0; - int err; + int err = 0; /* CHV + VTD workaround use stop_machine(); need to trylock vm->mutex */ bool trylock_vm = !ww && intel_vm_no_concurrent_access_wa(i915); @@ -242,12 +242,15 @@ skip: list_splice_tail(&still_in_list, phase->list); spin_unlock_irqrestore(&i915->mm.obj_lock, flags); if (err) - return err; + break; } if (shrink & I915_SHRINK_BOUND) intel_runtime_pm_put(&i915->runtime_pm, wakeref); + if (err) + return err; + if (nr_scanned) *nr_scanned += scanned; return count; |