diff options
| author | shishir gowda <sgowda@redhat.com> | 2012-08-23 18:34:09 +0530 |
|---|---|---|
| committer | Vijay Bellur <vbellur@redhat.com> | 2012-08-27 08:08:45 -0700 |
| commit | 10617e6cbc73329f259b471327d88375352042b0 (patch) | |
| tree | 8fd7b0a1a17763730f11208908263baa8897df6f /xlators/storage/posix/src/posix.c | |
| parent | d0c52c8064a4097d97180240b36c53bfe98cac22 (diff) | |
storage/posix: implement native linux AIO support
Configurable via cli with "storage.linux-aio" settable option
Backported Avati's patch http://review.gluster.org/#change,3627
BUG: 837495
Change-Id: Ia7c26f5734d34d341debd422a5c59bba31eef844
Signed-off-by: shishir gowda <sgowda@redhat.com>
Reviewed-on: http://review.gluster.org/3849
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Amar Tumballi <amarts@redhat.com>
Reviewed-by: Vijay Bellur <vbellur@redhat.com>
Diffstat (limited to 'xlators/storage/posix/src/posix.c')
| -rw-r--r-- | xlators/storage/posix/src/posix.c | 48 |
1 files changed, 47 insertions, 1 deletions
diff --git a/xlators/storage/posix/src/posix.c b/xlators/storage/posix/src/posix.c index cedf9538b..9082b4007 100644 --- a/xlators/storage/posix/src/posix.c +++ b/xlators/storage/posix/src/posix.c @@ -59,6 +59,7 @@ #include "timer.h" #include "glusterfs3-xdr.h" #include "hashfn.h" +#include "posix-aio.h" extern char *marker_xattrs[]; @@ -3960,6 +3961,29 @@ mem_acct_init (xlator_t *this) return ret; } + +int +reconfigure (xlator_t *this, dict_t *options) +{ + int ret = -1; + struct posix_private *priv = NULL; + + priv = this->private; + + GF_OPTION_RECONF ("linux-aio", priv->aio_configured, + options, bool, out); + + if (priv->aio_configured) + posix_aio_on (this); + else + posix_aio_off (this); + + ret = 0; +out: + return ret; +} + + /** * init - */ @@ -4300,7 +4324,23 @@ init (xlator_t *this) "Posix handle setup failed"); ret = -1; goto out; - } + } + + _private->aio_init_done = _gf_false; + _private->aio_capable = _gf_false; + + GF_OPTION_INIT ("linux-aio", _private->aio_configured, bool, out); + + if (_private->aio_configured) { + op_ret = posix_aio_on (this); + + if (op_ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "Posix AIO init failed"); + ret = -1; + goto out; + } + } pthread_mutex_init (&_private->janitor_lock, NULL); pthread_cond_init (&_private->janitor_cond, NULL); @@ -4399,5 +4439,11 @@ struct volume_options options[] = { .type = GF_OPTION_TYPE_ANY }, { .key = {"glusterd-uuid"}, .type = GF_OPTION_TYPE_STR }, + { + .key = {"linux-aio"}, + .type = GF_OPTION_TYPE_BOOL, + .default_value = "off", + .description = "Support for native Linux AIO" + }, { .key = {NULL} } }; |