diff options
| author |   Vineet Gupta <Vineet.Gupta1@synopsys.com> | 2019-11-30 17:51:13 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2019-12-01 06:29:19 -0800 |
| commit | bffd9723477a8459eb7cbdd7f1a82fde83df46e6 (patch) | |
| tree | 3156bf05f3a41d0361bad17f7426e55ceb20bb95 /include/asm-generic/5level-fixup.h | |
| parent | asm-generic/tlb: stub out pud_free_tlb() if nopud ... (diff) | |
| download | linux-dev-bffd9723477a8459eb7cbdd7f1a82fde83df46e6.tar.xz linux-dev-bffd9723477a8459eb7cbdd7f1a82fde83df46e6.zip | |
asm-generic/tlb: stub out p4d_free_tlb() if nop4d ...
... independent of __ARCH_HAS_5LEVEL_HACK
This came up when removing __ARCH_HAS_5LEVEL_HACK for ARC as code bloat.
With this patch we see the following code reduction
| bloat-o-meter2 vmlinux-C-elide-pud_free_tlb vmlinux-D-elide-p4d_free_tlb
| add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-104 (-104)
| function old new delta
| free_pgd_range 552 422 -130
| Total: Before=4137172, After=4137042, chg -1.000000%
Link: http://lkml.kernel.org/r/20191016162400.14796-4-vgupta@synopsys.com
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: "Aneesh Kumar K . V" <aneesh.kumar@linux.ibm.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Nick Piggin <npiggin@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-generic/5level-fixup.h')
| -rw-r--r-- | include/asm-generic/5level-fixup.h | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/include/asm-generic/5level-fixup.h b/include/asm-generic/5level-fixup.h index f6947da70d71..4c74b1c1d13b 100644 --- a/include/asm-generic/5level-fixup.h +++ b/include/asm-generic/5level-fixup.h @@ -51,7 +51,6 @@ static inline int p4d_present(p4d_t p4d) #undef p4d_free_tlb #define p4d_free_tlb(tlb, x, addr) do { } while (0) #define p4d_free(mm, x) do { } while (0) -#define __p4d_free_tlb(tlb, x, addr) do { } while (0) #undef p4d_addr_end #define p4d_addr_end(addr, end) (end) |