diff options
| author | Rob Clark <robdclark@chromium.org> | 2024-07-02 00:32:14 +0300 |
|---|---|---|
| committer | Rob Clark <robdclark@chromium.org> | 2024-07-02 17:20:34 +0300 |
| commit | 7775352a5f52f034d24fafdf3969c2003a53aa3a (patch) | |
| tree | ed615b74c770bf557a7a926a24eb5e18d68fc58a | |
| parent | ad7f52996bcd5a6ce489bb70e0f01a9b1cb76d78 (diff) | |
| download | linux-7775352a5f52f034d24fafdf3969c2003a53aa3a.tar.xz | |
drm/msm/gem: Add missing rcu_dereference()
Fixes a sparse "different address spaces" error.
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202406280050.syeEwLTE-lkp@intel.com/
Signed-off-by: Rob Clark <robdclark@chromium.org>
Patchwork: https://patchwork.freedesktop.org/patch/601612/
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gem.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index ddc6a131c041..ebc9ba66efb8 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -48,7 +48,7 @@ static void update_ctx_mem(struct drm_file *file, ssize_t size) uint64_t ctx_mem = atomic64_add_return(size, &ctx->ctx_mem); rcu_read_lock(); /* Locks file->pid! */ - trace_gpu_mem_total(0, pid_nr(file->pid), ctx_mem); + trace_gpu_mem_total(0, pid_nr(rcu_dereference(file->pid)), ctx_mem); rcu_read_unlock(); } |