From 2318b9f0dc98b03d3e3374e41b2ca6f85b18f922 Mon Sep 17 00:00:00 2001
From: Neil Brown <neilb@suse.de>
Date: Tue, 27 May 2008 09:18:32 +1000
Subject: [PATCH] Remove 'fd' arg from sysfs_add_disk

It it never used, and removing means there are several 'open's that can
go.
---
 Assemble.c    | 19 ++++++-------------
 Create.c      |  5 ++---
 Incremental.c | 10 +++-------
 mdadm.h       |  2 +-
 sysfs.c       |  2 +-
 5 files changed, 13 insertions(+), 25 deletions(-)

diff --git a/Assemble.c b/Assemble.c
index ed40e579..9c320c2d 100644
--- a/Assemble.c
+++ b/Assemble.c
@@ -913,19 +913,12 @@ int Assemble(struct supertype *st, char *mddev, int mdfd,
 			if (j >= 0 /* && devices[j].uptodate */) {
 #ifndef MDASSEMBLE
 				if (st->ss->external) {
-					int fd = dev_open(devices[j].devname,
-							  O_RDONLY);
-					if (fd < 0)
-						rv = 1;
-					else {
-						devices[j].i.disk.number =
-							devices[j].i.disk.raid_disk;
-						st->ss->getinfo_super_n(st,
-							       &devices[j].i);
-						rv = sysfs_add_disk(sra, fd,
-							      &devices[j].i);
-						close(fd);
-					}
+					devices[j].i.disk.number =
+						devices[j].i.disk.raid_disk;
+					st->ss->getinfo_super_n(st,
+								&devices[j].i);
+					rv = sysfs_add_disk(sra,
+							    &devices[j].i);
 				} else
 #endif
 					rv = ioctl(mdfd, ADD_NEW_DISK,
diff --git a/Create.c b/Create.c
index 2b59d037..ee73548d 100644
--- a/Create.c
+++ b/Create.c
@@ -640,16 +640,15 @@ int Create(struct supertype *st, char *mddev, int mdfd,
 						     fd, dv->devname);
 				break;
 			case 2:
+				close(fd);
 				info.component_size = info.array.size * 2;
 				info.errors = 0;
 				rv = 0;
 
 				if (st->ss->external) {
 					st->ss->getinfo_super_n(st, &info);
-					rv = sysfs_add_disk(sra, fd, &info);
-					close(fd);
+					rv = sysfs_add_disk(sra, &info);
 				} else {
-					close(fd);
 					rv = ioctl(mdfd, ADD_NEW_DISK,
 						 &info.disk);
 				}
diff --git a/Incremental.c b/Incremental.c
index 04e2e159..2c03a146 100644
--- a/Incremental.c
+++ b/Incremental.c
@@ -793,14 +793,10 @@ int Incremental_container(struct supertype *st, char *devname, int verbose,
 		sysfs_set_str(sra, NULL, "metadata_version", ver);
 
 		sysfs_set_array(sra, ra);
-		for (dev = ra->devs; dev; dev = dev->next) {
-			char buf[20];
-			int dfd;
-			sprintf(buf, "%d:%d", dev->disk.major, dev->disk.minor);
-			dfd = dev_open(buf, O_RDONLY);
-			if (sysfs_add_disk(sra, dfd, dev) == 0)
+		for (dev = ra->devs; dev; dev = dev->next)
+			if (sysfs_add_disk(sra, dev) == 0)
 				working++;
-		}
+
 		if (runstop > 0 || working >= ra->array.working_disks) {
 			switch(ra->array.level) {
 			case LEVEL_LINEAR:
diff --git a/mdadm.h b/mdadm.h
index c5760950..6bf0c625 100644
--- a/mdadm.h
+++ b/mdadm.h
@@ -342,7 +342,7 @@ extern int sysfs_get_ll(struct mdinfo *sra, struct mdinfo *dev,
 			char *name, unsigned long long *val);
 extern int sysfs_set_array(struct mdinfo *sra,
 			   struct mdinfo *info);
-extern int sysfs_add_disk(struct mdinfo *sra, int fd, struct mdinfo *sd);
+extern int sysfs_add_disk(struct mdinfo *sra, struct mdinfo *sd);
 
 
 
diff --git a/sysfs.c b/sysfs.c
index 34840f76..87d314c1 100644
--- a/sysfs.c
+++ b/sysfs.c
@@ -359,7 +359,7 @@ int sysfs_set_array(struct mdinfo *sra,
 	return rv;
 }
 
-int sysfs_add_disk(struct mdinfo *sra, int fd, struct mdinfo *sd)
+int sysfs_add_disk(struct mdinfo *sra, struct mdinfo *sd)
 {
 	char dv[100];
 	char nm[100];
-- 
2.39.2