diff options
| author | Masami Hiramatsu <mhiramat@redhat.com> | 2008-04-28 02:14:27 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-28 08:58:32 -0700 |
| commit | 99602572812442d47403d85f376ad51298dd82a6 (patch) | |
| tree | 204948267936e9a3f1c430d970c9a68f1583b55d /kernel/dma.c | |
| parent | 3d8d996e0ca5b4093203d3f050b0f70b5c949ae8 (diff) | |
list.h: add list_is_singular()
Add list_is_singular() to check a list has just one entry.
list_is_singular() is useful to check whether a list_head which have been
temporarily allocated for listing objects can be released or not.
Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/dma.c')
0 files changed, 0 insertions, 0 deletions