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authorGiulio Benetti <giulio.benetti@benettiengineering.com>2022-10-19 18:04:07 +0200
committerSong Liu <song@kernel.org>2022-11-14 09:35:50 -0800
commit42271ca389edb0446b9e492858b4c38083b0b9f8 (patch)
tree6af0211c50ffa75dcf3bb59748666ddeb233b8ee /include/linux/raid
parent9487a0f6855c1a28e4e39d41545cd19ed417c015 (diff)
lib/raid6: drop RAID6_USE_EMPTY_ZERO_PAGE
RAID6_USE_EMPTY_ZERO_PAGE is unused and hardcoded to 0, so let's drop it. Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Song Liu <song@kernel.org>
Diffstat (limited to 'include/linux/raid')
-rw-r--r--include/linux/raid/pq.h8
1 files changed, 0 insertions, 8 deletions
diff --git a/include/linux/raid/pq.h b/include/linux/raid/pq.h
index d6e5a1feb947..f29aaaf2eb21 100644
--- a/include/linux/raid/pq.h
+++ b/include/linux/raid/pq.h
@@ -10,17 +10,9 @@
#ifdef __KERNEL__
-/* Set to 1 to use kernel-wide empty_zero_page */
-#define RAID6_USE_EMPTY_ZERO_PAGE 0
#include <linux/blkdev.h>
-/* We need a pre-zeroed page... if we don't want to use the kernel-provided
- one define it here */
-#if RAID6_USE_EMPTY_ZERO_PAGE
-# define raid6_empty_zero_page empty_zero_page
-#else
extern const char raid6_empty_zero_page[PAGE_SIZE];
-#endif
#else /* ! __KERNEL__ */
/* Used for testing in user space */