diff options
Diffstat (limited to 'scripts/atomic/kerneldoc/try_cmpxchg')
| -rw-r--r-- | scripts/atomic/kerneldoc/try_cmpxchg | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/scripts/atomic/kerneldoc/try_cmpxchg b/scripts/atomic/kerneldoc/try_cmpxchg new file mode 100644 index 000000000000..3ccff29538f5 --- /dev/null +++ b/scripts/atomic/kerneldoc/try_cmpxchg @@ -0,0 +1,16 @@ +cat <<EOF +/** + * ${class}${atomicname}() - atomic compare and exchange with ${desc_order} ordering + * @v: pointer to ${atomic}_t + * @old: pointer to ${int} value to compare with + * @new: ${int} value to assign + * + * If (@v == @old), atomically updates @v to @new with ${desc_order} ordering. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. + * + * ${desc_noinstr} + * + * Return: @true if the exchange occured, @false otherwise. + */ +EOF |