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From 6cb88eb0ce8faa4b417c3abd1a9b09d4f707037c Mon Sep 17 00:00:00 2001
From: Ronnie Sahlberg <ronniesahlberg@gmail.com>
Date: Sun, 4 Aug 2013 17:27:29 -0700
Subject: [RHEL7 libiscsi PATCH 17/18] Cleanup: rename pdu->written -> pdu->outdata_written
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
(cherry-picked from upstream commit 6cb88eb0ce8faa4b417c3abd1a9b09d4f707037c)
---
include/iscsi-private.h | 4 ++--
lib/connect.c | 2 +-
lib/socket.c | 16 ++++++----------
3 files changed, 9 insertions(+), 13 deletions(-)
diff --git a/include/iscsi-private.h b/include/iscsi-private.h
index df20702..d386988 100644
--- a/include/iscsi-private.h
+++ b/include/iscsi-private.h
@@ -221,9 +221,9 @@ struct iscsi_pdu {
iscsi_command_cb callback;
void *private_data;
- int written;
-
struct iscsi_data outdata; /* Header for PDU to send */
+ size_t outdata_written; /* How much of the header we have written */
+
uint32_t out_offset; /* Offset into data-out iovector */
uint32_t out_len; /* Amount of data to sent starting at out_offset */
uint32_t out_written; /* Number of bytes written to socket */
diff --git a/lib/connect.c b/lib/connect.c
index 7790253..732e0cf 100644
--- a/lib/connect.c
+++ b/lib/connect.c
@@ -343,7 +343,7 @@ try_again:
iscsi_pdu_set_expstatsn(pdu, iscsi->statsn);
iscsi->statsn++;
- pdu->written = 0;
+ pdu->outdata_written = 0;
pdu->out_written = 0;
iscsi_add_to_outqueue(iscsi, pdu);
}
diff --git a/lib/socket.c b/lib/socket.c
index 375cfd2..f94bb1c 100644
--- a/lib/socket.c
+++ b/lib/socket.c
@@ -596,8 +596,6 @@ iscsi_write_to_socket(struct iscsi_context *iscsi)
}
while (iscsi->outqueue != NULL || iscsi->outqueue_current != NULL) {
- ssize_t total;
-
if (iscsi->outqueue_current == NULL) {
if (iscsi_serial32_compare(iscsi->outqueue->cmdsn, iscsi->maxcmdsn) > 0) {
/* stop sending. maxcmdsn is reached */
@@ -616,15 +614,13 @@ iscsi_write_to_socket(struct iscsi_context *iscsi)
}
pdu = iscsi->outqueue_current;
-
- total = pdu->outdata.size;
- total = (total + 3) & 0xfffffffc;
+ pdu->outdata.size = (pdu->outdata.size + 3) & 0xfffffffc;
/* Write header and any immediate data */
- if (pdu->written < total) {
+ if (pdu->outdata_written < pdu->outdata.size) {
count = send(iscsi->fd,
- pdu->outdata.data + pdu->written,
- total - pdu->written,
+ pdu->outdata.data + pdu->outdata_written,
+ pdu->outdata.size - pdu->outdata_written,
0);
if (count == -1) {
if (errno == EAGAIN || errno == EWOULDBLOCK) {
@@ -634,10 +630,10 @@ iscsi_write_to_socket(struct iscsi_context *iscsi)
"socket :%d", errno);
return -1;
}
- pdu->written += count;
+ pdu->outdata_written += count;
}
/* if we havent written the full header yet. */
- if (pdu->written != total) {
+ if (pdu->outdata_written != pdu->outdata.size) {
return 0;
}
--
1.8.3.1