diff options
| author | Li kunyu <kunyu@nfschina.com> | 2022-05-12 20:23:07 -0700 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-05-13 07:20:18 -0700 |
| commit | c8db8c2628afc7088a43de3f7cfbcc2ef1f182f7 (patch) | |
| tree | e6d2f26445a3e3718a73e0161b7e7422eb044f12 /arch/x86/mm | |
| parent | 3fee229a8eb936b96933c6b2cd02d2e87a4cc997 (diff) | |
| download | linux-c8db8c2628afc7088a43de3f7cfbcc2ef1f182f7.tar.bz2 | |
mm: functions may simplify the use of return values
p4d_clear_huge may be optimized for void return type and function usage.
vunmap_p4d_range function saves a few steps here.
Link: https://lkml.kernel.org/r/20220507150630.90399-1-kunyu@nfschina.com
Signed-off-by: Li kunyu <kunyu@nfschina.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'arch/x86/mm')
| -rw-r--r-- | arch/x86/mm/pgtable.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c index f16059e9a85e..a932d7712d85 100644 --- a/arch/x86/mm/pgtable.c +++ b/arch/x86/mm/pgtable.c @@ -686,9 +686,8 @@ int p4d_set_huge(p4d_t *p4d, phys_addr_t addr, pgprot_t prot) * * No 512GB pages yet -- always return 0 */ -int p4d_clear_huge(p4d_t *p4d) +void p4d_clear_huge(p4d_t *p4d) { - return 0; } #endif |