fs: Export generic_fadvise()
Filesystems will need to call this function from their fadvise handlers. CC: stable@vger.kernel.org Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
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2 changed files with 4 additions and 2 deletions
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@ -3531,6 +3531,8 @@ extern void inode_nohighmem(struct inode *inode);
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/* mm/fadvise.c */
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/* mm/fadvise.c */
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extern int vfs_fadvise(struct file *file, loff_t offset, loff_t len,
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extern int vfs_fadvise(struct file *file, loff_t offset, loff_t len,
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int advice);
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int advice);
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extern int generic_fadvise(struct file *file, loff_t offset, loff_t len,
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int advice);
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#if defined(CONFIG_IO_URING)
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#if defined(CONFIG_IO_URING)
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extern struct sock *io_uring_get_socket(struct file *file);
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extern struct sock *io_uring_get_socket(struct file *file);
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@ -27,8 +27,7 @@
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* deactivate the pages and clear PG_Referenced.
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* deactivate the pages and clear PG_Referenced.
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*/
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*/
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static int generic_fadvise(struct file *file, loff_t offset, loff_t len,
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int generic_fadvise(struct file *file, loff_t offset, loff_t len, int advice)
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int advice)
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{
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{
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struct inode *inode;
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struct inode *inode;
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struct address_space *mapping;
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struct address_space *mapping;
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@ -178,6 +177,7 @@ static int generic_fadvise(struct file *file, loff_t offset, loff_t len,
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}
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}
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return 0;
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return 0;
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}
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}
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EXPORT_SYMBOL(generic_fadvise);
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int vfs_fadvise(struct file *file, loff_t offset, loff_t len, int advice)
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int vfs_fadvise(struct file *file, loff_t offset, loff_t len, int advice)
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{
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{
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