Changeset 2de7c1f in mainline

Timestamp:

2025-06-27T22:27:26Z (3 weeks ago)

Author:

Miroslav Cimerman <mc@…>

Children:

f93b8869

Parents:

aa9bad8

Message:

hr: metadata/foreign: implement erase_block()

It is safer for foreign metadata to return ENOTSUP.

Location:

uspace/srv/bd/hr/metadata/foreign

Files:

• geom/hr_g_mirror.c (modified) (3 diffs)
• geom/hr_g_stripe.c (modified) (3 diffs)
• softraid/hr_softraid.c (modified) (3 diffs)

uspace/srv/bd/hr/metadata/foreign/geom/hr_g_mirror.c

@@ -65 +65 @@
 static errno_t meta_gmirror_init_vol2meta(hr_volume_t *);
 static errno_t meta_gmirror_init_meta2vol(const list_t *, hr_volume_t *);
+static errno_t meta_gmirror_erase_block(service_id_t);
 static bool meta_gmirror_compare_uuids(const void *, const void *);
 static void meta_gmirror_inc_counter(hr_volume_t *);
@@ -81 +82 @@
         .init_vol2meta = meta_gmirror_init_vol2meta,
         .init_meta2vol = meta_gmirror_init_meta2vol,
+        .erase_block = meta_gmirror_erase_block,
         .compare_uuids = meta_gmirror_compare_uuids,
         .inc_counter = meta_gmirror_inc_counter,
@@ -203 +205 @@
 }
 
+static errno_t meta_gmirror_erase_block(service_id_t dev)
+{
+        HR_DEBUG("%s()", __func__);
+
+        (void)dev;
+
+        return ENOTSUP;
+}
+
 static bool meta_gmirror_compare_uuids(const void *m1_v, const void *m2_v)
 {

uspace/srv/bd/hr/metadata/foreign/geom/hr_g_stripe.c

@@ -65 +65 @@
 static errno_t meta_gstripe_init_vol2meta(hr_volume_t *);
 static errno_t meta_gstripe_init_meta2vol(const list_t *, hr_volume_t *);
+static errno_t meta_gstripe_erase_block(service_id_t);
 static bool meta_gstripe_compare_uuids(const void *, const void *);
 static void meta_gstripe_inc_counter(hr_volume_t *);
@@ -81 +82 @@
         .init_vol2meta = meta_gstripe_init_vol2meta,
         .init_meta2vol = meta_gstripe_init_meta2vol,
+        .erase_block = meta_gstripe_erase_block,
         .compare_uuids = meta_gstripe_compare_uuids,
         .inc_counter = meta_gstripe_inc_counter,
@@ -204 +206 @@
 }
 
+static errno_t meta_gstripe_erase_block(service_id_t dev)
+{
+        HR_DEBUG("%s()", __func__);
+
+        (void)dev;
+
+        return ENOTSUP;
+}
+
 static bool meta_gstripe_compare_uuids(const void *md1_v, const void *md2_v)
 {

uspace/srv/bd/hr/metadata/foreign/softraid/hr_softraid.c

@@ -65 +65 @@
 static errno_t meta_softraid_init_vol2meta(hr_volume_t *);
 static errno_t meta_softraid_init_meta2vol(const list_t *, hr_volume_t *);
+static errno_t meta_softraid_erase_block(service_id_t);
 static bool meta_softraid_compare_uuids(const void *, const void *);
 static void meta_softraid_inc_counter(hr_volume_t *);
@@ -81 +82 @@
         .init_vol2meta = meta_softraid_init_vol2meta,
         .init_meta2vol = meta_softraid_init_meta2vol,
+        .erase_block = meta_softraid_erase_block,
         .compare_uuids = meta_softraid_compare_uuids,
         .inc_counter = meta_softraid_inc_counter,
@@ -205 +207 @@
 error:
         return rc;
+}
+
+static errno_t meta_softraid_erase_block(service_id_t dev)
+{
+        HR_DEBUG("%s()", __func__);
+
+        (void)dev;
+
+        return ENOTSUP;
 }