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authorMatthew Wilcox (Oracle) <willy@infradead.org>2021-02-25 17:15:36 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2021-02-26 09:40:59 -0800
commit44835d20b2a0c9b4c0c3fb96e90f4e2fd4a4e41d (patch)
tree011ba8a7a9d39340481b07edebe67a363412eae1 /include/linux/pagemap.h
parent8c647dd1e39573f23a4ca25c09f82716b70e702c (diff)
mm: add FGP_ENTRY
The functionality of find_lock_entry() and find_get_entry() can be provided by pagecache_get_page(), which lets us delete find_lock_entry() and make find_get_entry() static. Link: https://lkml.kernel.org/r/20201112212641.27837-5-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Cc: Dave Chinner <dchinner@redhat.com> Cc: Hugh Dickins <hughd@google.com> Cc: Jan Kara <jack@suse.cz> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: William Kucharski <william.kucharski@oracle.com> Cc: Yang Shi <yang.shi@linux.alibaba.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/pagemap.h')
-rw-r--r--include/linux/pagemap.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index bd629d676a27..b379b2388202 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -315,6 +315,7 @@ pgoff_t page_cache_prev_miss(struct address_space *mapping,
#define FGP_NOWAIT 0x00000020
#define FGP_FOR_MMAP 0x00000040
#define FGP_HEAD 0x00000080
+#define FGP_ENTRY 0x00000100
struct page *pagecache_get_page(struct address_space *mapping, pgoff_t offset,
int fgp_flags, gfp_t cache_gfp_mask);