diff options
| author | Jean-Sébastien Pédron <dumbbell@FreeBSD.org> | 2023-12-08 21:53:21 +0000 |
|---|---|---|
| committer | Jean-Sébastien Pédron <dumbbell@FreeBSD.org> | 2023-12-13 18:18:46 +0000 |
| commit | b723bcd05a991d446491e914f2b9f35e66227398 (patch) | |
| tree | 23f1b0829d659a4c8f5caa17ab3d1f7fb9fc8972 | |
| parent | 80446fc7b5e5d22e2bac28bc0474dbe2fec83e43 (diff) | |
| download | src-b723bcd05a991d446491e914f2b9f35e66227398.tar.gz src-b723bcd05a991d446491e914f2b9f35e66227398.zip | |
linuxkpi: Add `list_for_each_prev_safe()` in <linux/list.h>
[Why]
The amdgpu DRM driver started to use it in Linux 5.18.
Reviewed by: manu
Approved by: manu
Differential Revision: https://reviews.freebsd.org/D43021
| -rw-r--r-- | sys/compat/linuxkpi/common/include/linux/list.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/compat/linuxkpi/common/include/linux/list.h b/sys/compat/linuxkpi/common/include/linux/list.h index a27abedc55b0..ca103a670109 100644 --- a/sys/compat/linuxkpi/common/include/linux/list.h +++ b/sys/compat/linuxkpi/common/include/linux/list.h @@ -225,6 +225,11 @@ list_del_init(struct list_head *entry) #define list_for_each_prev(p, h) for (p = (h)->prev; p != (h); p = (p)->prev) +#define list_for_each_prev_safe(p, n, h) \ + for (p = (h)->prev, n = (p)->prev; \ + p != (h); \ + p = n, n = (p)->prev) + #define list_for_each_entry_from_reverse(p, h, field) \ for (; &p->field != (h); \ p = list_prev_entry(p, field)) |