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dissect-image: lazily deactivate decrypted DM volumes

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The DM block device may be still used by other processes.
This commit is contained in:
Yu Watanabe 2022-09-14 11:48:16 +09:00
parent f578c659c4
commit ea16d7f48e
1 changed files with 2 additions and 1 deletions
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3
src/shared/dissect-image.c
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@ -1567,7 +1567,8 @@ DecryptedImage* decrypted_image_unref(DecryptedImage* d) {
DecryptedPartition *p = d->decrypted + i;
if (p->device && p->name && !p->relinquished) {
r = sym_crypt_deactivate_by_name(p->device, p->name, 0);
/* Let's deactivate lazily, as the dm volume may be already/still used by other processes. */
r = sym_crypt_deactivate_by_name(p->device, p->name, CRYPT_DEACTIVATE_DEFERRED);
if (r < 0)
log_debug_errno(r, "Failed to deactivate encrypted partition %s", p->name);
}