kvfree(): fix misleading comment

vfree() might sleep if called not in interrupt context. So does kvfree() too. Fix misleading kvfree()'s comment about allowed context. Link: http://lkml.kernel.org/r/[email protected] Fixes: 04b8e94 ("mm/util.c: improve kvfree() kerneldoc") Signed-off-by: Andrey Ryabinin <[email protected]> Reviewed-by: Andrew Morton <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
jix · Oct 26, 2018 · 52414d3 · 52414d3
1 parent dedf2c7
commit 52414d3
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/mm/util.c b/mm/util.c
@@ -435,7 +435,7 @@ EXPORT_SYMBOL(kvmalloc_node);
  * It is slightly more efficient to use kfree() or vfree() if you are certain
  * that you know which one to use.
  *
- * Context: Any context except NMI.
+ * Context: Either preemptible task context or not-NMI interrupt.
  */
 void kvfree(const void *addr)
 {