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vdo: check memory only in non critical section

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When we are actually resizing VDO device - we need to check size only in
non-critical section - otherwise we are checking
This commit is contained in:
Zdenek Kabelac 2023-01-10 21:12:22 +01:00
parent f486eb60d5
commit 773b88e028
1 changed files with 3 additions and 1 deletions
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4
lib/vdo/vdo.c
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@ -23,6 +23,7 @@
#include "lib/metadata/metadata.h" #include "lib/metadata/metadata.h"
#include "lib/metadata/lv_alloc.h" #include "lib/metadata/lv_alloc.h"
#include "lib/metadata/segtype.h" #include "lib/metadata/segtype.h"
#include "lib/mm/memlock.h"
#include "base/memory/zalloc.h" #include "base/memory/zalloc.h"
static const char _vdo_module[] = MODULE_NAME_VDO; static const char _vdo_module[] = MODULE_NAME_VDO;
@ -374,7 +375,8 @@ static int _vdo_pool_add_target_line(struct dev_manager *dm,
return 0; return 0;
} }
if (!check_vdo_constrains(cmd, seg->lv->size, seg_lv(seg, 0)->size, &seg->vdo_params)) if (!critical_section() &&
!check_vdo_constrains(cmd, seg->lv->size, get_vdo_pool_virtual_size(seg), &seg->vdo_params))
return_0; return_0;
if (!(vdo_pool_name = dm_build_dm_name(mem, seg->lv->vg->name, seg->lv->name, lv_layer(seg->lv)))) if (!(vdo_pool_name = dm_build_dm_name(mem, seg->lv->vg->name, seg->lv->name, lv_layer(seg->lv))))