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| author |   songqiang <songqiang@uniontech.com> | 2021-05-04 18:40:09 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2021-05-05 11:27:27 -0700 |
| commit | 9727688dbf7ea9c3e1dc06885c6f3ba281feb1a8 (patch) | |
| tree | f5808c23a01df5bf852ab7badbb4ddfa60433e47 /mm/highmem.c | |
| parent | btrfs: use memzero_page() instead of open coded kmap pattern (diff) | |
| download | linux-dev-9727688dbf7ea9c3e1dc06885c6f3ba281feb1a8.tar.xz linux-dev-9727688dbf7ea9c3e1dc06885c6f3ba281feb1a8.zip | |
mm/highmem.c: fix coding style issue
Delete/add some blank lines and some blank spaces
Link: https://lkml.kernel.org/r/20210311095015.14277-1-songqiang@uniontech.com
Signed-off-by: songqiang <songqiang@uniontech.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/highmem.c')
| -rw-r--r-- | mm/highmem.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/mm/highmem.c b/mm/highmem.c index 6ef8f5e05e7e..e389337e00b4 100644 --- a/mm/highmem.c +++ b/mm/highmem.c @@ -104,7 +104,7 @@ static inline wait_queue_head_t *get_pkmap_wait_queue_head(unsigned int color) atomic_long_t _totalhigh_pages __read_mostly; EXPORT_SYMBOL(_totalhigh_pages); -unsigned int __nr_free_highpages (void) +unsigned int __nr_free_highpages(void) { struct zone *zone; unsigned int pages = 0; @@ -120,7 +120,7 @@ unsigned int __nr_free_highpages (void) static int pkmap_count[LAST_PKMAP]; static __cacheline_aligned_in_smp DEFINE_SPINLOCK(kmap_lock); -pte_t * pkmap_page_table; +pte_t *pkmap_page_table; /* * Most architectures have no use for kmap_high_get(), so let's abstract @@ -147,6 +147,7 @@ struct page *__kmap_to_page(void *vaddr) if (addr >= PKMAP_ADDR(0) && addr < PKMAP_ADDR(LAST_PKMAP)) { int i = PKMAP_NR(addr); + return pte_page(pkmap_page_table[i]); } @@ -278,9 +279,8 @@ void *kmap_high(struct page *page) pkmap_count[PKMAP_NR(vaddr)]++; BUG_ON(pkmap_count[PKMAP_NR(vaddr)] < 2); unlock_kmap(); - return (void*) vaddr; + return (void *) vaddr; } - EXPORT_SYMBOL(kmap_high); #ifdef ARCH_NEEDS_KMAP_HIGH_GET @@ -305,7 +305,7 @@ void *kmap_high_get(struct page *page) pkmap_count[PKMAP_NR(vaddr)]++; } unlock_kmap_any(flags); - return (void*) vaddr; + return (void *) vaddr; } #endif @@ -737,7 +737,6 @@ done: spin_unlock_irqrestore(&pas->lock, flags); return ret; } - EXPORT_SYMBOL(page_address); /** |