From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zdenek Kabelac Date: Mon, 16 Jan 2023 11:39:12 +0000 (GMT) Subject: main - vdo: check memory only in non critical section Message-ID: <20230116113912.EDD713858D33@sourceware.org> List-Id: To: lvm-devel@redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Gitweb: https://sourceware.org/git/?p=lvm2.git;a=commitdiff;h=773b88e028ab2965a8c185f5f2147334f8f2bbfd Commit: 773b88e028ab2965a8c185f5f2147334f8f2bbfd Parent: f486eb60d5cfb72f084b9e2c02e4dc962f26bb69 Author: Zdenek Kabelac AuthorDate: Tue Jan 10 21:12:22 2023 +0100 Committer: Zdenek Kabelac CommitterDate: Mon Jan 16 12:37:38 2023 +0100 vdo: check memory only in non critical section When we are actually resizing VDO device - we need to check size only in non-critical section - otherwise we are checking --- lib/vdo/vdo.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/lib/vdo/vdo.c b/lib/vdo/vdo.c index 9efb424f0..d2d14d146 100644 --- a/lib/vdo/vdo.c +++ b/lib/vdo/vdo.c @@ -23,6 +23,7 @@ #include "lib/metadata/metadata.h" #include "lib/metadata/lv_alloc.h" #include "lib/metadata/segtype.h" +#include "lib/mm/memlock.h" #include "base/memory/zalloc.h" 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; } - 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; if (!(vdo_pool_name = dm_build_dm_name(mem, seg->lv->vg->name, seg->lv->name, lv_layer(seg->lv))))