diff options
| author | Rob Clark <[email protected]> | 2024-07-01 21:32:14 +0000 |
|---|---|---|
| committer | Rob Clark <[email protected]> | 2024-07-02 14:20:34 +0000 |
| commit | 7775352a5f52f034d24fafdf3969c2003a53aa3a (patch) | |
| tree | ed615b74c770bf557a7a926a24eb5e18d68fc58a /drivers/gpu/drm/msm/msm_gem.c | |
| parent | drm/msm/a6xx: Add missing __always_unused (diff) | |
| download | kernel-7775352a5f52f034d24fafdf3969c2003a53aa3a.tar.gz kernel-7775352a5f52f034d24fafdf3969c2003a53aa3a.zip | |
drm/msm/gem: Add missing rcu_dereference()
Fixes a sparse "different address spaces" error.
Reported-by: kernel test robot <[email protected]>
Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/
Signed-off-by: Rob Clark <[email protected]>
Patchwork: https://patchwork.freedesktop.org/patch/601612/
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gem.c')
| -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(); } |