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Do not use LCM from stripesize and user specified alignment value.

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When user wants have specific alignment - do what user wants.
Use stripesize as alignment value in case, when some of gpart's
arguments are ommitted for automatic calculation.

Suggested by:	mav
This commit is contained in:
Andrey V. Elsukov 2011-06-07 11:11:11 +00:00
parent d3edd193e0
commit 08892bf4bf
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=222819
1 changed files with 4 additions and 7 deletions
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11
sbin/geom/class/part/geom_part.c
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@ -341,9 +341,10 @@ gpart_autofill_resize(struct gctl_req *req)
errc(EXIT_FAILURE, error, "Invalid alignment param");
if (alignment == 0)
errx(EXIT_FAILURE, "Invalid alignment param");
} else {
lba = pp->lg_stripesize / pp->lg_sectorsize;
if (lba > 0)
alignment = g_lcm(lba, alignment);
alignment = lba;
}
error = gctl_delete_param(req, "alignment");
if (error)
@ -491,13 +492,9 @@ gpart_autofill(struct gctl_req *req)
if (has_size && has_start && !has_alignment)
goto done;
/*
* If stripesize is not zero, then recalculate alignment value.
* Use LCM from stripesize and user specified alignment.
*/
len = pp->lg_stripesize / pp->lg_sectorsize;
if (len > 0 )
alignment = g_lcm(len, alignment);
if (len > 0 && !has_alignment)
alignment = len;
/* Adjust parameters to stripeoffset */
offset = pp->lg_stripeoffset / pp->lg_sectorsize;