linux-stable/arch/xtensa/platforms/iss
Bart Van Assche 233bde21aa block: Move SECTOR_SIZE and SECTOR_SHIFT definitions into <linux/blkdev.h>
It happens often while I'm preparing a patch for a block driver that
I'm wondering: is a definition of SECTOR_SIZE and/or SECTOR_SHIFT
available for this driver? Do I have to introduce definitions of these
constants before I can use these constants? To avoid this confusion,
move the existing definitions of SECTOR_SIZE and SECTOR_SHIFT into the
<linux/blkdev.h> header file such that these become available for all
block drivers. Make the SECTOR_SIZE definition in the uapi msdos_fs.h
header file conditional to avoid that including that header file after
<linux/blkdev.h> causes the compiler to complain about a SECTOR_SIZE
redefinition.

Note: the SECTOR_SIZE / SECTOR_SHIFT / SECTOR_BITS definitions have
not been removed from uapi header files nor from NAND drivers in
which these constants are used for another purpose than converting
block layer offsets and sizes into a number of sectors.

Cc: David S. Miller <davem@davemloft.net>
Cc: Mike Snitzer <snitzer@redhat.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Nitin Gupta <ngupta@vflare.org>
Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2018-03-17 14:45:23 -06:00
..
include/platform xtensa: ISS: add argc/argv simcall definitions 2017-03-13 13:47:12 -07:00
console.c Xtensa improvements for v4.16: 2018-01-29 16:40:28 -08:00
Makefile xtensa: ISS: don't depend on CONFIG_TTY 2014-05-05 09:04:10 -07:00
network.c Xtensa improvements for v4.16: 2018-01-29 16:40:28 -08:00
setup.c xtensa: ISS: update kernel command line in platform_setup 2017-03-13 13:47:20 -07:00
simdisk.c block: Move SECTOR_SIZE and SECTOR_SHIFT definitions into <linux/blkdev.h> 2018-03-17 14:45:23 -06:00