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LU-13609 llog: list all the log files correctly on MGS/MDT
[fs/lustre-release.git]
/
lustre
/
mgs
/
mgs_llog.c
diff --git
a/lustre/mgs/mgs_llog.c
b/lustre/mgs/mgs_llog.c
index
3c3cb5b
..
9c30a36
100644
(file)
--- a/
lustre/mgs/mgs_llog.c
+++ b/
lustre/mgs/mgs_llog.c
@@
-4471,8
+4471,9
@@
int mgs_list_logs(const struct lu_env *env, struct mgs_device *mgs,
{
struct list_head log_list;
struct mgs_direntry *dirent, *n;
- char *out, *suffix;
- int l, remains, rc;
+ char *out, *suffix, prefix[] = "config_log: ";
+ int prefix_len = strlen(prefix);
+ int l, remains, start = 0, rc;
ENTRY;
@@
-4483,19
+4484,39
@@
int mgs_list_logs(const struct lu_env *env, struct mgs_device *mgs,
out = data->ioc_bulk;
remains = data->ioc_inllen1;
+ /* OBD_FAIL: fetch the config_log records from the specified one */
+ if (OBD_FAIL_CHECK(OBD_FAIL_CATLIST))
+ data->ioc_count = cfs_fail_val;
+
list_for_each_entry_safe(dirent, n, &log_list, mde_list) {
list_del_init(&dirent->mde_list);
suffix = strrchr(dirent->mde_name, '-');
if (suffix != NULL) {
- l = snprintf(out, remains, "config_log: %s\n",
+ l = prefix_len + dirent->mde_len + 1;
+ if (remains - 1 < 0) {
+ /* No enough space for this record */
+ mgs_direntry_free(dirent);
+ goto out;
+ }
+ start++;
+ if (start < data->ioc_count) {
+ mgs_direntry_free(dirent);
+ continue;
+ }
+ l = scnprintf(out, remains, "%s%s\n", prefix,
dirent->mde_name);
out += l;
remains -= l;
}
mgs_direntry_free(dirent);
- if (remains <= 0)
- break;
+ if (remains == 0)
+ /* Full */
+ goto out;
}
+ /* Finished */
+ start = 0;
+out:
+ data->ioc_count = start;
RETURN(rc);
}