Eric Lee / linux-smarc-t335x-v3.2

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Commit ee53a891f47444c53318b98dac947ede963db400

Authored by Nick Piggin
Committed by Linus Torvalds
1 parent 82fd1a9a8c
Exists in master and in 4 other branches v3.2_AM335xPSP_04.06.00.11, v3.2_NEWT335xPSP_04.06.00.11, v3.2_SBC_SMARTMEN, v3.2_SMARCT335xPSP_04.06.00.11

mm: do_sync_mapping_range integrity fix 

Chris Mason notices do_sync_mapping_range didn't actually ask for data
integrity writeout.  Unfortunately, it is advertised as being usable for
data integrity operations.

This is a data integrity bug.

Signed-off-by: Nick Piggin <npiggin@suse.de>
Cc: Chris Mason <chris.mason@oracle.com>
Cc: Dave Chinner <david@fromorbit.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Showing 1 changed file with 1 additions and 1 deletions Side-by-side Diff

... ... @@ -295,7 +295,7 @@
295 295  
296 296 if (flags & SYNC_FILE_RANGE_WRITE) {
297 297 ret = __filemap_fdatawrite_range(mapping, offset, endbyte,
298   - WB_SYNC_NONE);
  298 + WB_SYNC_ALL);
299 299 if (ret < 0)
300 300 goto out;
301 301 }