UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

staging/lustre/lov: convert magic to host-endian in lov_dump_lmm() 

In lov_dump_lmm(), convert the lmm_magic from little-endian to
host-endian byte order before the switch statement, as the other
lov_dump_xxx() and lov_verify_xxx() functions already do.  Remove the
unused macro LMM_ASSERT().

Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-3297
Lustre-change: http://review.whamcloud.com/6290
Signed-off-by: John L. Hammond <john.hammond@intel.com>
Reviewed-by: Li Wei <wei.g.li@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Signed-off-by: Peng Tao <bergwolf@gmail.com>
Signed-off-by: Andreas Dilger <andreas.dilger@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
John L. Hammond 2013-11-15 00:13:18 +08:00 committed by Greg Kroah-Hartman
parent 2a0f0eacd7
commit f3b2734f4b
1 changed files with 9 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
drivers/staging/lustre/lustre/lov/lov_pack.c
View File

@ -105,24 +105,22 @@ void lov_dump_lmm(int level, void *lmm)
{ {
int magic; int magic;
magic = ((struct lov_mds_md_v1 *)(lmm))->lmm_magic; magic = le32_to_cpu(((struct lov_mds_md *)lmm)->lmm_magic);
switch (magic) { switch (magic) {
case LOV_MAGIC_V1: case LOV_MAGIC_V1:
return lov_dump_lmm_v1(level, (struct lov_mds_md_v1 *)(lmm)); lov_dump_lmm_v1(level, (struct lov_mds_md_v1 *)lmm);
break;
case LOV_MAGIC_V3: case LOV_MAGIC_V3:
return lov_dump_lmm_v3(level, (struct lov_mds_md_v3 *)(lmm)); lov_dump_lmm_v3(level, (struct lov_mds_md_v3 *)lmm);
break;
default: default:
CERROR("Cannot recognize lmm_magic %x", magic); CDEBUG(level, "unrecognized lmm_magic %x, assuming %x\n",
magic, LOV_MAGIC_V1);
lov_dump_lmm_common(level, lmm);
break;
} }
return;
} }
#define LMM_ASSERT(test) \
do { \
if (!(test)) lov_dump_lmm(D_ERROR, lmm); \
LASSERT(test); /* so we know what assertion failed */ \
} while (0)
/* Pack LOV object metadata for disk storage. It is packed in LE byte /* Pack LOV object metadata for disk storage. It is packed in LE byte
* order and is opaque to the networking layer. * order and is opaque to the networking layer.
* *