diff options
author | Mikulas Patocka <mpatocka@redhat.com> | 2015-02-13 08:27:08 -0500 |
---|---|---|
committer | Mike Snitzer <snitzer@redhat.com> | 2015-02-16 11:11:15 -0500 |
commit | 0f5d8e6ee758f7023e4353cca75d785b2d4f6abe (patch) | |
tree | 836041a22c3b5f5eb6151f27b7b0dec1714ac5fd /drivers/eisa/.gitignore | |
parent | dc2676210c425ee8e5cb1bec5bc84d004ddf4179 (diff) | |
download | linux-0f5d8e6ee758f7023e4353cca75d785b2d4f6abe.tar.gz |
dm crypt: add 'submit_from_crypt_cpus' option
Make it possible to disable offloading writes by setting the optional 'submit_from_crypt_cpus' table argument. There are some situations where offloading write bios from the encryption threads to a single thread degrades performance significantly. The default is to offload write bios to the same thread because it benefits CFQ to have writes submitted using the same IO context. Signed-off-by: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/eisa/.gitignore')
0 files changed, 0 insertions, 0 deletions