[v7,04/16] elf: Add _dl_audit_objclose
Checks
Context |
Check |
Description |
dj/TryBot-apply_patch |
success
|
Patch applied to master at the time it was sent
|
Commit Message
It consolidates the code required to call la_objclose audit
callback.
Checked on x86_64-linux-gnu, i686-linux-gnu, and aarch64-linux-gnu.
---
elf/dl-audit.c | 21 +++++++++++++++++++++
elf/dl-close.c | 20 +-------------------
elf/dl-fini.c | 16 +---------------
sysdeps/generic/ldsodefs.h | 4 ++++
4 files changed, 27 insertions(+), 34 deletions(-)
Comments
* Adhemerval Zanella:
> It consolidates the code required to call la_objclose audit
> callback.
>
> Checked on x86_64-linux-gnu, i686-linux-gnu, and aarch64-linux-gnu.
> ---
> elf/dl-audit.c | 21 +++++++++++++++++++++
> elf/dl-close.c | 20 +-------------------
> elf/dl-fini.c | 16 +---------------
> sysdeps/generic/ldsodefs.h | 4 ++++
> 4 files changed, 27 insertions(+), 34 deletions(-)
Looks good.
Reviewed-by: Florian Weimer <fweimer@redhat.com>
Thanks,
Florian
@@ -89,3 +89,24 @@ _dl_audit_objopen (struct link_map *l, Lmid_t nsid)
afct = afct->next;
}
}
+
+void
+_dl_audit_objclose (struct link_map *l)
+{
+ if (__glibc_likely (GLRO(dl_naudit) == 0)
+ || GL(dl_ns)[l->l_ns]._ns_loaded->l_auditing)
+ return;
+
+ struct audit_ifaces *afct = GLRO(dl_audit);
+ for (unsigned int cnt = 0; cnt < GLRO(dl_naudit); ++cnt)
+ {
+ if (afct->objclose != NULL)
+ {
+ struct auditstate *state= link_map_audit_state (l, cnt);
+ /* Return value is ignored. */
+ afct->objclose (&state->cookie);
+ }
+
+ afct = afct->next;
+ }
+}
@@ -260,9 +260,6 @@ _dl_close_worker (struct link_map *map, bool force)
_dl_sort_maps (maps, nloaded, (nsid == LM_ID_BASE), true);
/* Call all termination functions at once. */
-#ifdef SHARED
- bool do_audit = GLRO(dl_naudit) > 0 && !ns->_ns_loaded->l_auditing;
-#endif
bool unload_any = false;
bool scope_mem_left = false;
unsigned int unload_global = 0;
@@ -296,22 +293,7 @@ _dl_close_worker (struct link_map *map, bool force)
#ifdef SHARED
/* Auditing checkpoint: we remove an object. */
- if (__glibc_unlikely (do_audit))
- {
- struct audit_ifaces *afct = GLRO(dl_audit);
- for (unsigned int cnt = 0; cnt < GLRO(dl_naudit); ++cnt)
- {
- if (afct->objclose != NULL)
- {
- struct auditstate *state
- = link_map_audit_state (imap, cnt);
- /* Return value is ignored. */
- (void) afct->objclose (&state->cookie);
- }
-
- afct = afct->next;
- }
- }
+ _dl_audit_objclose (imap);
#endif
/* This object must not be used anymore. */
@@ -146,21 +146,7 @@ _dl_fini (void)
#ifdef SHARED
/* Auditing checkpoint: another object closed. */
- if (!do_audit && __builtin_expect (GLRO(dl_naudit) > 0, 0))
- {
- struct audit_ifaces *afct = GLRO(dl_audit);
- for (unsigned int cnt = 0; cnt < GLRO(dl_naudit); ++cnt)
- {
- if (afct->objclose != NULL)
- {
- struct auditstate *state
- = link_map_audit_state (l, cnt);
- /* Return value is ignored. */
- (void) afct->objclose (&state->cookie);
- }
- afct = afct->next;
- }
- }
+ _dl_audit_objclose (l);
#endif
}
@@ -1417,6 +1417,10 @@ void _dl_audit_activity_nsid (Lmid_t nsid, int action)
namespace identification NSID. */
void _dl_audit_objopen (struct link_map *l, Lmid_t nsid)
attribute_hidden;
+
+/* Call the la_objclose from the audit modules for the link_map L. */
+void _dl_audit_objclose (struct link_map *l)
+ attribute_hidden;
#endif /* SHARED */
#if PTHREAD_IN_LIBC && defined SHARED