Martchus
/
mdadm
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Use 4K buffer alignment for superblock allocations 

To better accommodate 4K sector drives, use 4K buffer alignment for
superblock buffers.

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
Jes Sorensen 2012-03-21 08:01:04 +11:00 committed by NeilBrown
parent 2de0b8a2b4
commit 3c0bcd4609
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
super1.c
View File

@ -843,7 +843,7 @@ static int init_super1(struct supertype *st, mdu_array_info_t *info,
char defname[10];
int sbsize;
if (posix_memalign((void**)&sb, 512, SUPER1_SIZE) != 0) {
if (posix_memalign((void**)&sb, 4096, SUPER1_SIZE) != 0) {
fprintf(stderr, Name
": %s could not allocate superblock\n", __func__);
return 0;
@ -1227,7 +1227,7 @@ static int compare_super1(struct supertype *st, struct supertype *tst)
return 1;
if (!first) {
if (posix_memalign((void**)&first, 512, SUPER1_SIZE) != 0) {
if (posix_memalign((void**)&first, 4096, SUPER1_SIZE) != 0) {
fprintf(stderr, Name
": %s could not allocate superblock\n", __func__);
return 1;
@ -1339,7 +1339,7 @@ static int load_super1(struct supertype *st, int fd, char *devname)
return 1;
}
if (posix_memalign((void**)&super, 512, SUPER1_SIZE) != 0) {
if (posix_memalign((void**)&super, 4096, SUPER1_SIZE) != 0) {
fprintf(stderr, Name ": %s could not allocate superblock\n",
__func__);
return 1;