mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-10-03 07:38:10 +00:00
drm/i915: Fix off-by-one in reporting hanging process
ffs() is 1-indexed, but we want to use it as an index into an array, so use __ffs() instead. Fixes:eb8d0f5af4
("drm/i915: Remove GPU reset dependence on struct_mutex") Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com> Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190315163933.19352-1-chris@chris-wilson.co.uk (cherry picked from commit9073e5b267
) Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
parent
6e0473633a
commit
65f26e978d
1 changed files with 1 additions and 1 deletions
|
@ -1721,7 +1721,7 @@ error_msg(struct i915_gpu_state *error, unsigned long engines, const char *msg)
|
|||
i915_error_generate_code(error, engines));
|
||||
if (engines) {
|
||||
/* Just show the first executing process, more is confusing */
|
||||
i = ffs(engines);
|
||||
i = __ffs(engines);
|
||||
len += scnprintf(error->error_msg + len,
|
||||
sizeof(error->error_msg) - len,
|
||||
", in %s [%d]",
|
||||
|
|
Loading…
Reference in a new issue