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authorMiaohe Lin <linmiaohe@huawei.com>2021-06-30 18:50:45 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2021-06-30 20:47:29 -0700
commit2a03085ce88792bac2e25319fc2874a885e7e102 (patch)
tree1e8a5429f04e9e17aa8a8fed20de0581f1e98bbb /mm/Kconfig
parentmm/zbud: reuse unbuddied[0] as buddied in zbud_pool (diff)
downloadlinux-dev-2a03085ce88792bac2e25319fc2874a885e7e102.tar.xz
linux-dev-2a03085ce88792bac2e25319fc2874a885e7e102.zip
mm/zbud: don't export any zbud API
The zbud doesn't need to export any API and it is meant to be used via zpool API since the commit 12d79d64bfd3 ("mm/zpool: update zswap to use zpool"). So we can remove the unneeded zbud.h and move down zpool API to avoid any forward declaration. [linmiaohe@huawei.com: fix unused function warnings when CONFIG_ZPOOL is disabled] Link: https://lkml.kernel.org/r/20210619025508.1239386-1-linmiaohe@huawei.com Link: https://lkml.kernel.org/r/20210608114515.206992-3-linmiaohe@huawei.com Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> Cc: Dan Streetman <ddstreet@ieee.org> Cc: Seth Jennings <sjenning@redhat.com> Cc: Nathan Chancellor <nathan@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/Kconfig')
-rw-r--r--mm/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/Kconfig b/mm/Kconfig
index 055639e52459..a0b2c37f851b 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -674,6 +674,7 @@ config ZPOOL
config ZBUD
tristate "Low (Up to 2x) density storage for compressed pages"
+ depends on ZPOOL
help
A special purpose allocator for storing compressed pages.
It is designed to store up to two compressed pages per physical