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authorKefeng Wang <wangkefeng.wang@huawei.com>2021-06-30 18:49:57 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2021-06-30 20:47:28 -0700
commit781eb2cdd26f3748be57da9bed98bbe5b0dd99fb (patch)
treec5bdc5356a91110333fed7339a3d477d583bb0da /mm/Kconfig
parent3ebc57f40316049139ab9ca3d19e52449106ee9f (diff)
mm/kconfig: move HOLES_IN_ZONE into mm
commit a55749639dc1 ("ia64: drop marked broken DISCONTIGMEM and VIRTUAL_MEM_MAP") drop VIRTUAL_MEM_MAP, so there is no need HOLES_IN_ZONE on ia64. Also move HOLES_IN_ZONE into mm/Kconfig, select it if architecture needs this feature. Link: https://lkml.kernel.org/r/20210417075946.181402-1-wangkefeng.wang@huawei.com Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com> Acked-by: Catalin Marinas <catalin.marinas@arm.com> [arm64] Cc: Will Deacon <will@kernel.org> Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de> 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/Kconfig3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/Kconfig b/mm/Kconfig
index ded98fb859ab..055639e52459 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -96,6 +96,9 @@ config HAVE_FAST_GUP
depends on MMU
bool
+config HOLES_IN_ZONE
+ bool
+
# Don't discard allocated memory used to track "memory" and "reserved" memblocks
# after early boot, so it can still be used to test for validity of memory.
# Also, memblocks are updated with memory hot(un)plug.