[lvm-devel] master - vdo: introduce get_vdo_write_policy_name
Zdenek Kabelac
zkabelac at sourceware.org
Fri Oct 4 15:33:26 UTC 2019
Gitweb: https://sourceware.org/git/?p=lvm2.git;a=commitdiff;h=cf8aee096f2064fb8d8421f73807ad98746bc7c6
Commit: cf8aee096f2064fb8d8421f73807ad98746bc7c6
Parent: c756f7680202f0a59dea917527e95f68c7a9af4b
Author: Zdenek Kabelac <zkabelac at redhat.com>
AuthorDate: Fri Oct 4 14:59:00 2019 +0200
Committer: Zdenek Kabelac <zkabelac at redhat.com>
CommitterDate: Fri Oct 4 17:31:55 2019 +0200
vdo: introduce get_vdo_write_policy_name
---
lib/metadata/metadata-exported.h | 1 +
lib/metadata/vdo_manip.c | 15 +++++++++++++++
2 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/lib/metadata/metadata-exported.h b/lib/metadata/metadata-exported.h
index 081e9a5..71e4c77 100644
--- a/lib/metadata/metadata-exported.h
+++ b/lib/metadata/metadata-exported.h
@@ -1301,6 +1301,7 @@ struct lv_status_vdo {
const char *get_vdo_compression_state_name(enum dm_vdo_compression_state state);
const char *get_vdo_index_state_name(enum dm_vdo_index_state state);
const char *get_vdo_operating_mode_name(enum dm_vdo_operating_mode mode);
+const char *get_vdo_write_policy_name(enum dm_vdo_write_policy policy);
uint64_t get_vdo_pool_virtual_size(const struct lv_segment *vdo_pool_seg);
int update_vdo_pool_virtual_size(struct lv_segment *vdo_pool_seg);
int parse_vdo_pool_status(struct dm_pool *mem, const struct logical_volume *vdo_pool_lv,
diff --git a/lib/metadata/vdo_manip.c b/lib/metadata/vdo_manip.c
index 7ed3ef9..26694cc 100644
--- a/lib/metadata/vdo_manip.c
+++ b/lib/metadata/vdo_manip.c
@@ -74,6 +74,21 @@ const char *get_vdo_operating_mode_name(enum dm_vdo_operating_mode mode)
}
}
+const char *get_vdo_write_policy_name(enum dm_vdo_write_policy policy)
+{
+ switch (policy) {
+ case DM_VDO_WRITE_POLICY_SYNC:
+ return "sync";
+ case DM_VDO_WRITE_POLICY_ASYNC:
+ return "async";
+ default:
+ log_debug(INTERNAL_ERROR "Unrecognized VDO write policy: %u.", policy);
+ /* Fall through */
+ case DM_VDO_WRITE_POLICY_AUTO:
+ return "auto";
+ }
+}
+
/*
* Size of VDO virtual LV is adding header_size in front and back of device
* to avoid colission with blkid checks.
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