The patch titled
reiserfs: add missing D-cache flushing
has been removed from the -mm tree. Its filename was
reiserfs-add-missing-d-cache-flushing.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: reiserfs: add missing D-cache flushing
From: Alexey Dobriyan <adobriyan@xxxxxxxxxx>
Looks like, reiserfs_prepare_file_region_for_write() doesn't contain
several flush_dcache_page() calls.
Found with help from Dmitriy Monakhov <dmonakhov@xxxxxxxxxx>
[akpm@xxxxxxxx: small speedup]
Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxxx>
Cc: Dmitriy Monakhov <dmonakhov@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
fs/reiserfs/file.c | 4 ++++
1 file changed, 4 insertions(+)
diff -puN fs/reiserfs/file.c~reiserfs-add-missing-d-cache-flushing fs/reiserfs/file.c
--- a/fs/reiserfs/file.c~reiserfs-add-missing-d-cache-flushing
+++ a/fs/reiserfs/file.c
@@ -1045,6 +1045,7 @@ static int reiserfs_prepare_file_region_
char *kaddr = kmap_atomic(prepared_pages[0], KM_USER0);
memset(kaddr, 0, from);
kunmap_atomic(kaddr, KM_USER0);
+ flush_dcache_page(prepared_pages[0]);
}
if (to != PAGE_CACHE_SIZE) { /* Last page needs to be partially zeroed */
char *kaddr =
@@ -1052,6 +1053,7 @@ static int reiserfs_prepare_file_region_
KM_USER0);
memset(kaddr + to, 0, PAGE_CACHE_SIZE - to);
kunmap_atomic(kaddr, KM_USER0);
+ flush_dcache_page(prepared_pages[num_pages - 1]);
}
/* Since all blocks are new - use already calculated value */
@@ -1185,6 +1187,7 @@ static int reiserfs_prepare_file_region_
memset(kaddr + block_start, 0,
from - block_start);
kunmap_atomic(kaddr, KM_USER0);
+ flush_dcache_page(prepared_pages[0]);
set_buffer_uptodate(bh);
}
}
@@ -1222,6 +1225,7 @@ static int reiserfs_prepare_file_region_
KM_USER0);
memset(kaddr + to, 0, block_end - to);
kunmap_atomic(kaddr, KM_USER0);
+ flush_dcache_page(prepared_pages[num_pages - 1]);
set_buffer_uptodate(bh);
}
}
_
Patches currently in -mm which might be from adobriyan@xxxxxxxxxx are
origin.patch
-
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