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| author | Pekka Enberg <penberg@kernel.org> | 2010-11-08 14:44:34 +0100 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2010-11-08 14:44:34 +0100 |
| commit | 2b51dca79a105dea022776ea7874193239df7fbd (patch) | |
| tree | 55a50c05701b32e055f0fca576fddf22438ee63c /drivers/block/floppy.c | |
| parent | f6f94e2ab1b33f0082ac22d71f66385a60d8157f (diff) | |
| download | linux-2b51dca79a105dea022776ea7874193239df7fbd.tar.gz linux-2b51dca79a105dea022776ea7874193239df7fbd.tar.bz2 linux-2b51dca79a105dea022776ea7874193239df7fbd.zip | |
floppy: replace NO_GEOM macro with a function
This patch replaces the NO_GEOM macro with a proper static inline function and
converts an open-coded caller in check_floppy_change() to use it.
Cc: Stephen Hemminger <shemminger@vyatta.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'drivers/block/floppy.c')
| -rw-r--r-- | drivers/block/floppy.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index cf04c1b234ed..709e69c6d022 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -596,6 +596,11 @@ static unsigned char fsector_t; /* sector in track */ static unsigned char in_sector_offset; /* offset within physical sector, * expressed in units of 512 bytes */ +static inline bool drive_no_geom(int drive) +{ + return !current_type[drive] && !ITYPE(UDRS->fd_device); +} + #ifndef fd_eject static inline int fd_eject(int drive) { @@ -3757,7 +3762,7 @@ static int check_floppy_change(struct gendisk *disk) if (test_bit(FD_DISK_CHANGED_BIT, &UDRS->flags) || test_bit(FD_VERIFY_BIT, &UDRS->flags) || test_bit(drive, &fake_change) || - (!ITYPE(UDRS->fd_device) && !current_type[drive])) + drive_no_geom(drive)) return 1; return 0; } @@ -3823,13 +3828,13 @@ static int __floppy_read_block_0(struct block_device *bdev) static int floppy_revalidate(struct gendisk *disk) { int drive = (long)disk->private_data; -#define NO_GEOM (!current_type[drive] && !ITYPE(UDRS->fd_device)) int cf; int res = 0; if (test_bit(FD_DISK_CHANGED_BIT, &UDRS->flags) || test_bit(FD_VERIFY_BIT, &UDRS->flags) || - test_bit(drive, &fake_change) || NO_GEOM) { + test_bit(drive, &fake_change) || + drive_no_geom(drive)) { if (WARN(atomic_read(&usage_count) == 0, "VFS: revalidate called on non-open device.\n")) return -EFAULT; @@ -3837,7 +3842,7 @@ static int floppy_revalidate(struct gendisk *disk) lock_fdc(drive, false); cf = (test_bit(FD_DISK_CHANGED_BIT, &UDRS->flags) || test_bit(FD_VERIFY_BIT, &UDRS->flags)); - if (!(cf || test_bit(drive, &fake_change) || NO_GEOM)) { + if (!(cf || test_bit(drive, &fake_change) || drive_no_geom(drive))) { process_fd_request(); /*already done by another thread */ return 0; } @@ -3849,7 +3854,7 @@ static int floppy_revalidate(struct gendisk *disk) clear_bit(FD_DISK_CHANGED_BIT, &UDRS->flags); if (cf) UDRS->generation++; - if (NO_GEOM) { + if (drive_no_geom(drive)) { /* auto-sensing */ res = __floppy_read_block_0(opened_bdev[drive]); } else { |