diff options
| author | Lizhi Hou <lizhi.hou@amd.com> | 2025-01-02 13:22:41 -0800 |
|---|---|---|
| committer | Mario Limonciello <mario.limonciello@amd.com> | 2025-01-03 23:38:13 -0600 |
| commit | 1f74400529488906dd0c57a4d1520a639bfd91d8 (patch) | |
| tree | bb763548e6a35dd438e611278ce88ac45bba1436 /drivers/accel | |
| parent | c199310be29a08ad1c0b178fdace7e5a8d2d6515 (diff) | |
accel/amdxdna: Use rcu_access_pointer for __rcu pointer
Use rcu_access_pointer for pid in struct drm_file. This fixes sparse
warning.
Fixes: be462c97b7df ("accel/amdxdna: Add hardware context")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202412311210.LfeHTzLw-lkp@intel.com/
Signed-off-by: Lizhi Hou <lizhi.hou@amd.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250102212244.1586340-4-lizhi.hou@amd.com
Diffstat (limited to 'drivers/accel')
| -rw-r--r-- | drivers/accel/amdxdna/amdxdna_pci_drv.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/accel/amdxdna/amdxdna_pci_drv.c b/drivers/accel/amdxdna/amdxdna_pci_drv.c index 194e44fc243d..97d4a032171f 100644 --- a/drivers/accel/amdxdna/amdxdna_pci_drv.c +++ b/drivers/accel/amdxdna/amdxdna_pci_drv.c @@ -61,7 +61,7 @@ static int amdxdna_drm_open(struct drm_device *ddev, struct drm_file *filp) goto put_rpm; } - client->pid = pid_nr(filp->pid); + client->pid = pid_nr(rcu_access_pointer(filp->pid)); client->xdna = xdna; client->sva = iommu_sva_bind_device(xdna->ddev.dev, current->mm); |