/**** changelogs ****/
static int mdd_changelog_mask_seq_show(struct seq_file *m, void *data)
{
struct mdd_device *mdd = m->private;
int i = 0;
while (i < CL_LAST) {
if (mdd->mdd_cl.mc_mask & (1 << i))
seq_printf(m, "%s ", changelog_type2str(i));
i++;
}
return 0;
}
/**** changelogs ****/
static int lprocfs_rd_changelog_mask(char *page, char **start, off_t off,
int count, int *eof, void *data)
{
struct mdd_device *mdd = data;
int i = 0, rc = 0;
*eof = 1;
while (i < CL_LAST) {
if (mdd->mdd_cl.mc_mask & (1 << i))
rc += snprintf(page + rc, count - rc, "%s ",
changelog_type2str(i));
i++;
}
return rc;
}
static int lustre_changelog_upcall(struct lustre_filesystem *lustre_fs,
const struct fsal_up_vector *event_func,
struct changelog_rec *rec)
{
struct changelog_ext_jobid *jid;
struct changelog_ext_rename *rnm;
/* changelog are displayed with the format of "lfs changelog" */
char format_chgl[] =
"%llu %02d%-5s %02d:%02d:%02d.%06d %04d.%02d.%02d 0x%x %s t="DFID;
char message[LEN_MESSAGE];
char message2[LEN_MESSAGE];
struct tm ts;
time_t secs;
int rc;
secs = rec->cr_time >> 30;
gmtime_r(&secs, &ts);
if (rec->cr_flags & CLF_JOBID)
jid = changelog_rec_jobid(rec);
else
return -1;
if (rec->cr_flags & CLF_RENAME)
rnm = changelog_rec_rename(rec);
snprintf(message, LEN_MESSAGE, format_chgl,
rec->cr_index,
rec->cr_type,
changelog_type2str(rec->cr_type),
ts.tm_hour,
ts.tm_min,
ts.tm_sec,
(int)(rec->cr_time & ((1 << 30) - 1)),
ts.tm_year + 1900,
ts.tm_mon + 1,
ts.tm_mday,
rec->cr_flags & CLF_FLAGMASK,
jid->cr_jobid,
PFID(&rec->cr_tfid));
if (rec->cr_namelen)
snprintf(message2, LEN_MESSAGE,
" p="DFID" %.*s",
PFID(&rec->cr_pfid),
rec->cr_namelen,
changelog_rec_name(rec));
else
message2[0] = '\0';
strncat(message, message2, LEN_MESSAGE);
LogFullDebug(COMPONENT_FSAL_UP, "%s", message);
switch (rec->cr_type) {
case CL_CREATE:
case CL_MKDIR:
case CL_HARDLINK:
case CL_SOFTLINK:
case CL_MKNOD:
case CL_UNLINK:
case CL_RMDIR:
/* invalidate parent entry */
rc = lustre_invalidate_entry(lustre_fs,
event_func,
&rec->cr_pfid);
if (rc)
LogDebug(COMPONENT_FSAL,
"Could not invalidate fid="DFID,
PFID(&rec->cr_pfid));
break;
case CL_RENAME:
/* invalidate parent entry
* and target entry */
rc = lustre_invalidate_entry(lustre_fs,
event_func,
&rnm->cr_spfid);
if (rc)
LogDebug(COMPONENT_FSAL,
"Could not invalidate fid="DFID,
PFID(&rnm->cr_spfid));
rc = lustre_invalidate_entry(lustre_fs,
event_func,
&rec->cr_pfid);
if (rc)
LogDebug(COMPONENT_FSAL,
"Could not invalidate fid="DFID,
PFID(&rec->cr_pfid));
rc = lustre_invalidate_entry(lustre_fs,
event_func,
&rec->cr_tfid);
if (rc)
LogDebug(COMPONENT_FSAL,
"Could not invalidate fid="DFID,
PFID(&rec->cr_tfid));
break;
case CL_ATIME:
case CL_MTIME:
case CL_CTIME:
case CL_SETATTR:
/* invalidate target entry */
rc = lustre_invalidate_entry(lustre_fs,
event_func,
&rec->cr_tfid);
if (rc)
LogDebug(COMPONENT_FSAL,
"Could not invalidate fid="DFID,
PFID(&rec->cr_tfid));
break;
default:
/* untracked record type */
break;
}
return 0;
}