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Commit cf1ea059 authored by Jan Kara's avatar Jan Kara Committed by Darrick J. Wong
Browse files

fs: Export generic_fadvise() 



Filesystems will need to call this function from their fadvise handlers.

CC: stable@vger.kernel.org
Reviewed-by: default avatarDarrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: default avatarJan Kara <jack@suse.cz>
Signed-off-by: default avatarDarrick J. Wong <darrick.wong@oracle.com>
parent 692fe624

include/linux/fs.h

+2 −0
Original line number Diff line number Diff line
@@ -3531,6 +3531,8 @@ extern void inode_nohighmem(struct inode *inode); 
/* mm/fadvise.c */

extern int vfs_fadvise(struct file *file, loff_t offset, loff_t len,

		       int advice);

extern int generic_fadvise(struct file *file, loff_t offset, loff_t len,

			   int advice);



#if defined(CONFIG_IO_URING)

extern struct sock *io_uring_get_socket(struct file *file);

mm/fadvise.c

+2 −2
Original line number Diff line number Diff line
@@ -27,8 +27,7 @@ 
 * deactivate the pages and clear PG_Referenced.

 */



static int generic_fadvise(struct file *file, loff_t offset, loff_t len,

			   int advice)

int generic_fadvise(struct file *file, loff_t offset, loff_t len, int advice)

{

	struct inode *inode;

	struct address_space *mapping;
@@ -178,6 +177,7 @@ static int generic_fadvise(struct file *file, loff_t offset, loff_t len, 
	}

	return 0;

}

EXPORT_SYMBOL(generic_fadvise);



int vfs_fadvise(struct file *file, loff_t offset, loff_t len, int advice)

{