ext4: preload block group descriptors
authorAndrew Perepechko <andrew.perepechko@seagate.com>
Sun, 30 Apr 2017 04:46:35 +0000 (00:46 -0400)
committerTheodore Ts'o <tytso@mit.edu>
Sun, 30 Apr 2017 04:46:35 +0000 (00:46 -0400)
commit85c8f176a6111ecde9c158109989dbd445a0e59a
tree6bdbf361508bb0159e9e13198424a517ff251d1d
parent1a20a63084be8fc5b0c1191231dfd311f7fc2afa
ext4: preload block group descriptors

With enabled meta_bg option block group descriptors
reading IO is not sequential and requires optimization.

Signed-off-by: Andrew Perepechko <andrew.perepechko@seagate.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
fs/ext4/super.c