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drbd: Get rid of unnecessary macros (1)

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This macro doesn't save much code, but makes things a lot harder to read.

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
This commit is contained in:
Andreas Gruenbacher 2010-12-07 03:01:41 +01:00 committed by Philipp Reisner
parent 2f58dcfc85
commit 662d91a23a
1 changed files with 40 additions and 31 deletions
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71
drivers/block/drbd/drbd_main.c
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@ -674,21 +674,6 @@ void print_st_err(struct drbd_conf *mdev,
}
#define drbd_peer_str drbd_role_str
#define drbd_pdsk_str drbd_disk_str
#define drbd_susp_str(A) ((A) ? "1" : "0")
#define drbd_aftr_isp_str(A) ((A) ? "1" : "0")
#define drbd_peer_isp_str(A) ((A) ? "1" : "0")
#define drbd_user_isp_str(A) ((A) ? "1" : "0")
#define PSC(A) \
({ if (ns.A != os.A) { \
pbp += sprintf(pbp, #A "( %s -> %s ) ", \
drbd_##A##_str(os.A), \
drbd_##A##_str(ns.A)); \
} })
/**
* is_valid_state() - Returns an SS_ error code if ns is not valid
* @mdev: DRBD device.
@ -1084,22 +1069,46 @@ int __drbd_set_state(struct drbd_conf *mdev,
dev_warn(DEV, "%s aborted.\n", warn_sync_abort);
{
char *pbp, pb[300];
pbp = pb;
*pbp = 0;
PSC(role);
PSC(peer);
PSC(conn);
PSC(disk);
PSC(pdsk);
if (is_susp(ns) != is_susp(os))
pbp += sprintf(pbp, "susp( %s -> %s ) ",
drbd_susp_str(is_susp(os)),
drbd_susp_str(is_susp(ns)));
PSC(aftr_isp);
PSC(peer_isp);
PSC(user_isp);
dev_info(DEV, "%s\n", pb);
char *pbp, pb[300];
pbp = pb;
*pbp = 0;
if (ns.role != os.role)
pbp += sprintf(pbp, "role( %s -> %s ) ",
drbd_role_str(os.role),
drbd_role_str(ns.role));
if (ns.peer != os.peer)
pbp += sprintf(pbp, "peer( %s -> %s ) ",
drbd_role_str(os.peer),
drbd_role_str(ns.peer));
if (ns.conn != os.conn)
pbp += sprintf(pbp, "conn( %s -> %s ) ",
drbd_conn_str(os.conn),
drbd_conn_str(ns.conn));
if (ns.disk != os.disk)
pbp += sprintf(pbp, "disk( %s -> %s ) ",
drbd_disk_str(os.disk),
drbd_disk_str(ns.disk));
if (ns.pdsk != os.pdsk)
pbp += sprintf(pbp, "pdsk( %s -> %s ) ",
drbd_disk_str(os.pdsk),
drbd_disk_str(ns.pdsk));
if (is_susp(ns) != is_susp(os))
pbp += sprintf(pbp, "susp( %d -> %d ) ",
is_susp(os),
is_susp(ns));
if (ns.aftr_isp != os.aftr_isp)
pbp += sprintf(pbp, "aftr_isp( %d -> %d ) ",
os.aftr_isp,
ns.aftr_isp);
if (ns.peer_isp != os.peer_isp)
pbp += sprintf(pbp, "peer_isp( %d -> %d ) ",
os.peer_isp,
ns.peer_isp);
if (ns.user_isp != os.user_isp)
pbp += sprintf(pbp, "user_isp( %d -> %d ) ",
os.user_isp,
ns.user_isp);
dev_info(DEV, "%s\n", pb);
}
/* solve the race between becoming unconfigured,