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authorAlexander Aring <aahringo@redhat.com>2023-08-01 14:09:48 -0400
committerDavid Teigland <teigland@redhat.com>2023-08-10 10:33:03 -0500
commit1151935182b40bbe398905850f6f7f4fbb262e06 (patch)
tree1a15caa862be793db9bf5413c1620fbe22848cbf /fs/dlm/lock.h
parentb9d2f6ada0083bad46f37a1238fea718b575e0fa (diff)
downloadlinux-1151935182b40bbe398905850f6f7f4fbb262e06.tar.gz
fs: dlm: constify receive buffer
The dlm receive buffer should be never manipulated as DLM is the last instance of parsing layer. This patch constify the whole receive buffer so we are sure it never gets manipulated when it's being parsed. Signed-off-by: Alexander Aring <aahringo@redhat.com> Signed-off-by: David Teigland <teigland@redhat.com>
Diffstat (limited to 'fs/dlm/lock.h')
-rw-r--r--fs/dlm/lock.h14
1 files changed, 7 insertions, 7 deletions
diff --git a/fs/dlm/lock.h b/fs/dlm/lock.h
index cd67ccfbbf9b4..b54e2cbbe6e27 100644
--- a/fs/dlm/lock.h
+++ b/fs/dlm/lock.h
@@ -12,11 +12,11 @@
#define __LOCK_DOT_H__
void dlm_dump_rsb(struct dlm_rsb *r);
-void dlm_dump_rsb_name(struct dlm_ls *ls, char *name, int len);
+void dlm_dump_rsb_name(struct dlm_ls *ls, const char *name, int len);
void dlm_print_lkb(struct dlm_lkb *lkb);
-void dlm_receive_message_saved(struct dlm_ls *ls, struct dlm_message *ms,
+void dlm_receive_message_saved(struct dlm_ls *ls, const struct dlm_message *ms,
uint32_t saved_seq);
-void dlm_receive_buffer(union dlm_packet *p, int nodeid);
+void dlm_receive_buffer(const union dlm_packet *p, int nodeid);
int dlm_modes_compat(int mode1, int mode2);
void dlm_put_rsb(struct dlm_rsb *r);
void dlm_hold_rsb(struct dlm_rsb *r);
@@ -25,8 +25,8 @@ void dlm_scan_rsbs(struct dlm_ls *ls);
int dlm_lock_recovery_try(struct dlm_ls *ls);
void dlm_unlock_recovery(struct dlm_ls *ls);
-int dlm_master_lookup(struct dlm_ls *ls, int nodeid, char *name, int len,
- unsigned int flags, int *r_nodeid, int *result);
+int dlm_master_lookup(struct dlm_ls *ls, int from_nodeid, const char *name,
+ int len, unsigned int flags, int *r_nodeid, int *result);
int dlm_search_rsb_tree(struct rb_root *tree, const void *name, int len,
struct dlm_rsb **r_ret);
@@ -36,9 +36,9 @@ void dlm_purge_mstcpy_locks(struct dlm_rsb *r);
void dlm_recover_grant(struct dlm_ls *ls);
int dlm_recover_waiters_post(struct dlm_ls *ls);
void dlm_recover_waiters_pre(struct dlm_ls *ls);
-int dlm_recover_master_copy(struct dlm_ls *ls, struct dlm_rcom *rc,
+int dlm_recover_master_copy(struct dlm_ls *ls, const struct dlm_rcom *rc,
__le32 *rl_remid, __le32 *rl_result);
-int dlm_recover_process_copy(struct dlm_ls *ls, struct dlm_rcom *rc,
+int dlm_recover_process_copy(struct dlm_ls *ls, const struct dlm_rcom *rc,
uint64_t seq);
int dlm_user_request(struct dlm_ls *ls, struct dlm_user_args *ua, int mode,