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authorChristoph Hellwig <hch@lst.de>2021-03-31 10:29:59 +0300
committerJens Axboe <axboe@kernel.dk>2021-04-06 18:28:17 +0300
commitce288e0535688cc3475a3c3d4d96624514c3550c (patch)
tree41ac394debd88e09edd6c123757b96fb92d09110 /mm
parentaaff5ebaa2694f283b7d07fdd55fb287ffc4f1e9 (diff)
downloadlinux-ce288e0535688cc3475a3c3d4d96624514c3550c.tar.xz
block: remove BLK_BOUNCE_ISA support
Remove the BLK_BOUNCE_ISA support now that all users are gone. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Martin K. Petersen <martin.petersen@oracle.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Link: https://lore.kernel.org/r/20210331073001.46776-7-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'mm')
-rw-r--r--mm/Kconfig9
1 files changed, 4 insertions, 5 deletions
diff --git a/mm/Kconfig b/mm/Kconfig
index 24c045b24b95..d0808a23e54b 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -283,12 +283,11 @@ config PHYS_ADDR_T_64BIT
config BOUNCE
bool "Enable bounce buffers"
default y
- depends on BLOCK && MMU && (ZONE_DMA || HIGHMEM)
+ depends on BLOCK && MMU && HIGHMEM
help
- Enable bounce buffers for devices that cannot access
- the full range of memory available to the CPU. Enabled
- by default when ZONE_DMA or HIGHMEM is selected, but you
- may say n to override this.
+ Enable bounce buffers for devices that cannot access the full range of
+ memory available to the CPU. Enabled by default when HIGHMEM is
+ selected, but you may say n to override this.
config VIRT_TO_BUS
bool