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authorMatthew Wilcox <matthew.r.wilcox@intel.com>2015-02-16 15:59:12 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-16 17:56:03 -0800
commite748dcd095ddee50e7a7deda2e26247715318a2e (patch)
treefc76626987c4caa57a1511f671bc105a179d583e /include
parent95ec8daba310b44302d2977dd54b16886527b681 (diff)
vfs: remove get_xip_mem
All callers of get_xip_mem() are now gone. Remove checks for it, initialisers of it, documentation of it and the only implementation of it. Also remove mm/filemap_xip.c as it is now empty. Also remove documentation of the long-gone get_xip_page(). Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com> Cc: Andreas Dilger <andreas.dilger@intel.com> Cc: Boaz Harrosh <boaz@plexistor.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Dave Chinner <david@fromorbit.com> Cc: Jan Kara <jack@suse.cz> Cc: Jens Axboe <axboe@kernel.dk> Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> Cc: Randy Dunlap <rdunlap@infradead.org> Cc: Ross Zwisler <ross.zwisler@linux.intel.com> Cc: Theodore Ts'o <tytso@mit.edu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/fs.h2
-rw-r--r--include/linux/rmap.h2
2 files changed, 1 insertions, 3 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 2c8f9055af38..9772d655f444 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -362,8 +362,6 @@ struct address_space_operations {
int (*releasepage) (struct page *, gfp_t);
void (*freepage)(struct page *);
ssize_t (*direct_IO)(int, struct kiocb *, struct iov_iter *iter, loff_t offset);
- int (*get_xip_mem)(struct address_space *, pgoff_t, int,
- void **, unsigned long *);
/*
* migrate the contents of a page to the specified target. If
* migrate_mode is MIGRATE_ASYNC, it must not block.
diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index b38f559130d5..c4c559a45dc8 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -198,7 +198,7 @@ int page_referenced(struct page *, int is_locked,
int try_to_unmap(struct page *, enum ttu_flags flags);
/*
- * Called from mm/filemap_xip.c to unmap empty zero page
+ * Used by uprobes to replace a userspace page safely
*/
pte_t *__page_check_address(struct page *, struct mm_struct *,
unsigned long, spinlock_t **, int);