diff options
| author | Liam R. Howlett <Liam.Howlett@Oracle.com> | 2022-09-06 21:48:51 +0200 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-09-27 04:46:18 +0200 |
| commit | 7964cf8caa4dfa42c4149f3833d3878713cda3dc (patch) | |
| tree | 4d8796756afa9f0b66a1daccea33dc935db687a2 /lib/Kconfig.debug | |
| parent | mm/mmap: use advanced maple tree API for mmap_region() (diff) | |
| download | linux-7964cf8caa4dfa42c4149f3833d3878713cda3dc.tar.xz linux-7964cf8caa4dfa42c4149f3833d3878713cda3dc.zip | |
mm: remove vmacache
By using the maple tree and the maple tree state, the vmacache is no
longer beneficial and is complicating the VMA code. Remove the vmacache
to reduce the work in keeping it up to date and code complexity.
Link: https://lkml.kernel.org/r/20220906194824.2110408-26-Liam.Howlett@oracle.com
Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Tested-by: Yu Zhao <yuzhao@google.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: David Howells <dhowells@redhat.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: SeongJae Park <sj@kernel.org>
Cc: Sven Schnelle <svens@linux.ibm.com>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'lib/Kconfig.debug')
| -rw-r--r-- | lib/Kconfig.debug | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 2becf60995e1..6d1544d9201e 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -812,14 +812,6 @@ config DEBUG_VM If unsure, say N. -config DEBUG_VM_VMACACHE - bool "Debug VMA caching" - depends on DEBUG_VM - help - Enable this to turn on VMA caching debug information. Doing so - can cause significant overhead, so only enable it in non-production - environments. - config DEBUG_VM_MAPLE_TREE bool "Debug VM maple trees" depends on DEBUG_VM |