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path: root/drivers/md/bcache/io.c
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2013-04-22bcache: Fix merge_bvec_fn usage for when it modifies the bvmKent Overstreet1-9/+8
Stacked md devices reuse the bvm for the subordinate device, causing problems... Reported-by: Michael Balser <michael.balser@profitbricks.com> Signed-off-by: Kent Overstreet <koverstreet@google.com>
2013-04-20bcache: Correctly check against BIO_MAX_PAGESKent Overstreet1-5/+4
bch_bio_max_sectors() was checking against BIO_MAX_PAGES as if the limit was for the total bytes in the bio, not the number of segments. Signed-off-by: Kent Overstreet <koverstreet@google.com>
2013-04-20bcache: Hack around stuff that clones up to bi_max_vecsKent Overstreet1-0/+9
Signed-off-by: Kent Overstreet <koverstreet@google.com>
2013-03-23bcache: A block layer cacheKent Overstreet1-0/+390
Does writethrough and writeback caching, handles unclean shutdown, and has a bunch of other nifty features motivated by real world usage. See the wiki at http://bcache.evilpiepirate.org for more. Signed-off-by: Kent Overstreet <koverstreet@google.com>
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