btrfs: drop ancient page flag mappings

There's no PageFsMisc. Added by patch 4881ee5a2e in 2008, the flag is
not present in current kernels.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2017-06-22 03:28:55 +02:00
parent ea14b57fd1
commit 35dc313046

View file

@ -3136,13 +3136,6 @@ noinline int can_nocow_extent(struct inode *inode, u64 offset, u64 *len,
u64 *orig_start, u64 *orig_block_len,
u64 *ram_bytes);
/* RHEL and EL kernels have a patch that renames PG_checked to FsMisc */
#if defined(ClearPageFsMisc) && !defined(ClearPageChecked)
#define ClearPageChecked ClearPageFsMisc
#define SetPageChecked SetPageFsMisc
#define PageChecked PageFsMisc
#endif
/* This forces readahead on a given range of bytes in an inode */
static inline void btrfs_force_ra(struct address_space *mapping,
struct file_ra_state *ra, struct file *file,