int
sli_fcmh_getattr(struct fidc_membh *f)
{
struct stat stb;
if (fstat(fcmh_2_fd(f), &stb) == -1)
return (-errno);
FCMH_LOCK(f);
sl_externalize_stat(&stb, &f->fcmh_sstb);
// XXX get ptruncgen and gen
f->fcmh_flags |= FCMH_HAVE_ATTRS;
FCMH_ULOCK(f);
return (0);
}
int
sli_fcmh_ctor(struct fidc_membh *f, __unusedx int flags)
{
int rc;
struct stat stb;
struct fcmh_iod_info *fii;
fii = fcmh_2_fii(f);
INIT_PSC_LISTENTRY(&fii->fii_lentry);
psc_assert(f->fcmh_flags & FCMH_INITING);
if (f->fcmh_fg.fg_gen == FGEN_ANY) {
DEBUG_FCMH(PLL_NOTICE, f, "refusing to open backing file "
"with FGEN_ANY");
/*
* This is not an error, we just don't have enough info
* to create the backing file.
*/
return (0);
}
/* try to get a file descriptor for this backing obj */
rc = sli_open_backing_file(f);
if (rc == 0) {
if (fstat(fcmh_2_fd(f), &stb) == -1) {
rc = -errno;
DEBUG_FCMH(PLL_WARN, f, "error during "
"getattr backing file rc=%d", rc);
close(fcmh_2_fd(f));
} else {
sl_externalize_stat(&stb, &f->fcmh_sstb);
// XXX get ptruncgen and gen
f->fcmh_flags |= FCMH_HAVE_ATTRS;
}
}
if (!rc)
f->fcmh_flags |= FCMH_IOD_BACKFILE;
return (rc);
}