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Don't merge unchanged persistent cache file before dumping if tool scanned.

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This commit is contained in:
Alasdair Kergon 2010-06-01 19:02:12 +00:00
parent ee83186ecc
commit d01888706d
2 changed files with 6 additions and 0 deletions
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1
WHATS_NEW
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@ -1,5 +1,6 @@
Version 2.02.67 - Version 2.02.67 -
=============================== ===============================
Don't merge unchanged persistent cache file before dumping if tool scanned.
Fix incorrect memory pool deallocation while using vg_read for files. Fix incorrect memory pool deallocation while using vg_read for files.
Add --type parameter description to the lvcreate man page. Add --type parameter description to the lvcreate man page.
Replace strncmp kernel version number checks with proper ones. Replace strncmp kernel version number checks with proper ones.

5
lib/filters/filter-persistent.c
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@ -295,6 +295,7 @@ struct dev_filter *persistent_filter_create(struct dev_filter *real,
{ {
struct pfilter *pf; struct pfilter *pf;
struct dev_filter *f = NULL; struct dev_filter *f = NULL;
struct stat info;
if (!(pf = dm_malloc(sizeof(*pf)))) if (!(pf = dm_malloc(sizeof(*pf))))
return_NULL; return_NULL;
@ -314,6 +315,10 @@ struct dev_filter *persistent_filter_create(struct dev_filter *real,
if (!(f = dm_malloc(sizeof(*f)))) if (!(f = dm_malloc(sizeof(*f))))
goto_bad; goto_bad;
/* Only merge cache file before dumping it if it changed externally. */
if (!stat(pf->file, &info))
pf->ctime = info.st_ctime;
f->passes_filter = _lookup_p; f->passes_filter = _lookup_p;
f->destroy = _persistent_destroy; f->destroy = _persistent_destroy;
f->private = pf; f->private = pf;