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| author |   Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2022-07-05 22:56:51 +0200 |
|---|---|---|
| committer |   Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 2022-07-11 10:28:12 +0200 |
| commit | b5eb8b536f91f52d4f3688bcae86bf85ba693a00 (patch) | |
| tree | edfd8e40bf26e18871a732d85f4e97b4e8363c30 | |
| parent | MIPS: math-emu: Use the bitmap API to allocate bitmaps (diff) | |
| download | linux-dev-b5eb8b536f91f52d4f3688bcae86bf85ba693a00.tar.xz linux-dev-b5eb8b536f91f52d4f3688bcae86bf85ba693a00.zip | |
MIPS: mm: Use the bitmap API to allocate bitmaps
Use bitmap_zalloc() instead of hand-writing them.
It is less verbose and it improves the semantic.
While at it, turn a bitmap_clear() into an equivalent bitmap_zero(). It is
also less verbose.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
| -rw-r--r-- | arch/mips/mm/context.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/mips/mm/context.c b/arch/mips/mm/context.c index b25564090939..966f40066f03 100644 --- a/arch/mips/mm/context.c +++ b/arch/mips/mm/context.c @@ -67,7 +67,7 @@ static void flush_context(void) int cpu; /* Update the list of reserved MMIDs and the MMID bitmap */ - bitmap_clear(mmid_map, 0, num_mmids); + bitmap_zero(mmid_map, num_mmids); /* Reserve an MMID for kmap/wired entries */ __set_bit(MMID_KERNEL_WIRED, mmid_map); @@ -277,8 +277,7 @@ static int mmid_init(void) WARN_ON(num_mmids <= num_possible_cpus()); atomic64_set(&mmid_version, asid_first_version(0)); - mmid_map = kcalloc(BITS_TO_LONGS(num_mmids), sizeof(*mmid_map), - GFP_KERNEL); + mmid_map = bitmap_zalloc(num_mmids, GFP_KERNEL); if (!mmid_map) panic("Failed to allocate bitmap for %u MMIDs\n", num_mmids); |