tree 298d7667d0d66b06a4314a9df1c67fd188d66dba
parent 9f203507ed277ee86e3f76a15e09db1c92e40b94
author Theodore Ts'o <tytso@mit.edu> 1366502317 -0400
committer Theodore Ts'o <tytso@mit.edu> 1366502317 -0400

buffer: add BH_Prio and BH_Meta flags

Add buffer_head flags so that buffer cache writebacks can be marked
with the the appropriate request flags, so that metadata blocks can be
marked appropriately in blktrace.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>