Files
android_kernel_xiaomi_sm8450/include/linux
Bartlomiej Zolnierkiewicz 7caa30ea82 ata: add CONFIG_SATA_HOST=n version of ata_ncq_enabled()
When CONFIG_SATA_HOST=n there are no NCQ capable host drivers
built so it is safe to hardwire ata_ncq_enabled() to always
return zero.

Code size savings on m68k arch using (modified) atari_defconfig:

   text    data     bss     dec     hex filename
before:
  37820     572      40   38432    9620 drivers/ata/libata-core.o
  21040     105     576   21721    54d9 drivers/ata/libata-scsi.o
  17405      18       0   17423    440f drivers/ata/libata-eh.o
after:
  37582     572      40   38194    9532 drivers/ata/libata-core.o
  20702     105     576   21383    5387 drivers/ata/libata-scsi.o
  17353      18       0   17371    43db drivers/ata/libata-eh.o

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2020-03-26 10:28:19 -06:00
..
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