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dlm: do not byteswap rcom_config

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David Teigland <teigland@redhat.com>
This commit is contained in:
Al Viro 2008-01-25 02:34:00 -05:00 committed by David Teigland
parent 163a1859ec
commit 93ff2971e9
3 changed files with 11 additions and 30 deletions
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6
fs/dlm/dlm_internal.h
View file

@ -410,9 +410,9 @@ union dlm_packet {
}; };
struct rcom_config { struct rcom_config {
uint32_t rf_lvblen; __le32 rf_lvblen;
uint32_t rf_lsflags; __le32 rf_lsflags;
uint64_t rf_unused; __le64 rf_unused;
}; };
struct rcom_lock { struct rcom_lock {

15
fs/dlm/rcom.c
View file

@ -78,8 +78,8 @@ static void send_rcom(struct dlm_ls *ls, struct dlm_mhandle *mh,
static void make_config(struct dlm_ls *ls, struct rcom_config *rf) static void make_config(struct dlm_ls *ls, struct rcom_config *rf)
{ {
rf->rf_lvblen = ls->ls_lvblen; rf->rf_lvblen = cpu_to_le32(ls->ls_lvblen);
rf->rf_lsflags = ls->ls_exflags; rf->rf_lsflags = cpu_to_le32(ls->ls_exflags);
} }
static int check_config(struct dlm_ls *ls, struct dlm_rcom *rc, int nodeid) static int check_config(struct dlm_ls *ls, struct dlm_rcom *rc, int nodeid)
@ -93,11 +93,12 @@ static int check_config(struct dlm_ls *ls, struct dlm_rcom *rc, int nodeid)
return -EPROTO; return -EPROTO;
} }
if (rf->rf_lvblen != ls->ls_lvblen || if (le32_to_cpu(rf->rf_lvblen) != ls->ls_lvblen ||
rf->rf_lsflags != ls->ls_exflags) { le32_to_cpu(rf->rf_lsflags) != ls->ls_exflags) {
log_error(ls, "config mismatch: %d,%x nodeid %d: %d,%x", log_error(ls, "config mismatch: %d,%x nodeid %d: %d,%x",
ls->ls_lvblen, ls->ls_exflags, ls->ls_lvblen, ls->ls_exflags, nodeid,
nodeid, rf->rf_lvblen, rf->rf_lsflags); le32_to_cpu(rf->rf_lvblen),
le32_to_cpu(rf->rf_lsflags));
return -EPROTO; return -EPROTO;
} }
return 0; return 0;
@ -401,7 +402,7 @@ int dlm_send_ls_not_ready(int nodeid, struct dlm_rcom *rc_in)
rc->rc_result = -ESRCH; rc->rc_result = -ESRCH;
rf = (struct rcom_config *) rc->rc_buf; rf = (struct rcom_config *) rc->rc_buf;
rf->rf_lvblen = -1; rf->rf_lvblen = cpu_to_le32(~0U);
dlm_rcom_out(rc); dlm_rcom_out(rc);
dlm_lowcomms_commit_buffer(mh); dlm_lowcomms_commit_buffer(mh);

20
fs/dlm/util.c
View file

@ -131,22 +131,8 @@ void dlm_message_in(struct dlm_message *ms)
ms->m_result = from_dlm_errno(le32_to_cpu(ms->m_result)); ms->m_result = from_dlm_errno(le32_to_cpu(ms->m_result));
} }
static void rcom_config_out(struct rcom_config *rf)
{
rf->rf_lvblen = cpu_to_le32(rf->rf_lvblen);
rf->rf_lsflags = cpu_to_le32(rf->rf_lsflags);
}
static void rcom_config_in(struct rcom_config *rf)
{
rf->rf_lvblen = le32_to_cpu(rf->rf_lvblen);
rf->rf_lsflags = le32_to_cpu(rf->rf_lsflags);
}
void dlm_rcom_out(struct dlm_rcom *rc) void dlm_rcom_out(struct dlm_rcom *rc)
{ {
int type = rc->rc_type;
header_out(&rc->rc_header); header_out(&rc->rc_header);
rc->rc_type = cpu_to_le32(rc->rc_type); rc->rc_type = cpu_to_le32(rc->rc_type);
@ -154,9 +140,6 @@ void dlm_rcom_out(struct dlm_rcom *rc)
rc->rc_id = cpu_to_le64(rc->rc_id); rc->rc_id = cpu_to_le64(rc->rc_id);
rc->rc_seq = cpu_to_le64(rc->rc_seq); rc->rc_seq = cpu_to_le64(rc->rc_seq);
rc->rc_seq_reply = cpu_to_le64(rc->rc_seq_reply); rc->rc_seq_reply = cpu_to_le64(rc->rc_seq_reply);
if (type == DLM_RCOM_STATUS_REPLY)
rcom_config_out((struct rcom_config *) rc->rc_buf);
} }
void dlm_rcom_in(struct dlm_rcom *rc) void dlm_rcom_in(struct dlm_rcom *rc)
@ -168,7 +151,4 @@ void dlm_rcom_in(struct dlm_rcom *rc)
rc->rc_id = le64_to_cpu(rc->rc_id); rc->rc_id = le64_to_cpu(rc->rc_id);
rc->rc_seq = le64_to_cpu(rc->rc_seq); rc->rc_seq = le64_to_cpu(rc->rc_seq);
rc->rc_seq_reply = le64_to_cpu(rc->rc_seq_reply); rc->rc_seq_reply = le64_to_cpu(rc->rc_seq_reply);
if (rc->rc_type == DLM_RCOM_STATUS_REPLY)
rcom_config_in((struct rcom_config *) rc->rc_buf);
} }