mirrors/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-01-10 02:16:50 -05:00
Code Issues Packages Projects Releases Wiki Activity

regmap: Remove dynamic allocation warnings for rbtree and maple

Browse Source 
Thanks to Dan and Guenter's very prompt updates of the rbtree and maple
caches to support GPF_ATOMIC allocations and since the update shook out
a bunch of users at least some of whom have been suitably careful about
ensuring that the cache is prepoulated so there are no dynamic
allocations after init let's revert the warnings.

Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20230721-regmap-enable-kmalloc-v1-1-f78287e794d3@kernel.org
This commit is contained in:
Mark Brown
2023-07-21 17:31:36 +01:00
parent 0c8b0bf42c
commit e02a4ccbec
1 changed files with 0 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/base/regmap/regmap.c
View File

@@ -723,15 +723,6 @@ struct regmap *__regmap_init(struct device *dev,
} else {
if ((bus && bus->fast_io) ||
config->fast_io) {
/*
* fast_io is incompatible with REGCACHE_RBTREE and REGCACHE_MAPLE
* since both need to dynamically allocate memory.
*/
if (config->cache_type == REGCACHE_RBTREE ||
config->cache_type == REGCACHE_MAPLE) {
ret = -EINVAL;
goto err_name;
}
if (config->use_raw_spinlock) {
raw_spin_lock_init(&map->raw_spinlock);
map->lock = regmap_lock_raw_spinlock;