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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
parentf356aeacf7bbf32131de10d3e400b25b62e3eaaa (diff)
downloadlinux-2a03085ce88792bac2e25319fc2874a885e7e102.tar.gz
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