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Fix setting of readahead in lvcreate.

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The default comes from the configuration settings, with possible
commandline override.
This commit is contained in:
Dave Wysochanski 2009-12-03 01:47:33 +00:00
parent 0548bcc2dc
commit c053fb62bc
2 changed files with 3 additions and 2 deletions
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2
lib/metadata/lv_manip.c
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@ -3019,7 +3019,7 @@ int lv_create_single(struct volume_group *vg,
status, lp->alloc, vg))) status, lp->alloc, vg)))
return_0; return_0;
if (lp->read_ahead) { if (lp->read_ahead != lv->read_ahead) {
log_verbose("Setting read ahead sectors"); log_verbose("Setting read ahead sectors");
lv->read_ahead = lp->read_ahead; lv->read_ahead = lp->read_ahead;
} }

3
tools/lvcreate.c
View File

@ -509,7 +509,8 @@ static int _lvcreate_params(struct lvcreate_params *lp,
/* /*
* Read ahead. * Read ahead.
*/ */
lp->read_ahead = arg_uint_value(cmd, readahead_ARG, DM_READ_AHEAD_NONE); lp->read_ahead = arg_uint_value(cmd, readahead_ARG,
cmd->default_settings.read_ahead);
pagesize = lvm_getpagesize() >> SECTOR_SHIFT; pagesize = lvm_getpagesize() >> SECTOR_SHIFT;
if (lp->read_ahead != DM_READ_AHEAD_AUTO && if (lp->read_ahead != DM_READ_AHEAD_AUTO &&
lp->read_ahead != DM_READ_AHEAD_NONE && lp->read_ahead != DM_READ_AHEAD_NONE &&