Take struct iscsi_uevent *ev for example: In 64bit kernel : sizeof(ev->u): 24, sizeof(ev->r): 16, but in 32bit iscsid: sizeof(ev->u): 20, sizeof(ev->r): 16.
While invoking 32bit "iscsiadm -m node" in 64bit kernel, we should force ev->u 8byte aligned. For "64bit iscsiadm + 64bit kernel" or "32bit iscsiadm + 32bit kernel", they do not need the fix, so conditionally apply the fix patch. (MLPREFIX is not NULL means multilib). Signed-off-by: Hongxu Jia <[email protected]> --- ...g-32bit-iscsiadm-m-node-failed-in-64bit-k.patch | 34 ++++++++++++++++++++++ .../iscsi-initiator-utils_2.0-873.bb | 2 ++ 2 files changed, 36 insertions(+) create mode 100644 meta-networking/recipes-daemons/iscsi-initiator-utils/files/fix-invoking-32bit-iscsiadm-m-node-failed-in-64bit-k.patch diff --git a/meta-networking/recipes-daemons/iscsi-initiator-utils/files/fix-invoking-32bit-iscsiadm-m-node-failed-in-64bit-k.patch b/meta-networking/recipes-daemons/iscsi-initiator-utils/files/fix-invoking-32bit-iscsiadm-m-node-failed-in-64bit-k.patch new file mode 100644 index 0000000..acb5c80 --- /dev/null +++ b/meta-networking/recipes-daemons/iscsi-initiator-utils/files/fix-invoking-32bit-iscsiadm-m-node-failed-in-64bit-k.patch @@ -0,0 +1,34 @@ +From 03d6feb19ddaa46f54808a5d327c61bff248a228 Mon Sep 17 00:00:00 2001 +From: Hongxu Jia <[email protected]> +Date: Sun, 4 Dec 2016 01:15:03 -0500 +Subject: [PATCH] fix invoking 32bit "iscsiadm -m node" failed in 64bit kernel + +In 64bit kernel : sizeof(ev->u): 24, sizeof(ev->r): 16, +but in 32bit iscsid: sizeof(ev->u): 20, sizeof(ev->r): 16. + +While invoking 32bit "iscsiadm -m node" in 64bit kernel, +we should force ev->u 8byte aligned. + +Upstream-Status: Inappropriate [upstream does not support multilib] + +Signed-off-by: Hongxu Jia <[email protected]> +--- + include/iscsi_if.h | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/include/iscsi_if.h b/include/iscsi_if.h +index dad9fd8..17b6c3d 100644 +--- a/include/iscsi_if.h ++++ b/include/iscsi_if.h +@@ -219,7 +219,7 @@ struct iscsi_uevent { + uint32_t host_no; + uint16_t chap_tbl_idx; + } delete_chap; +- } u; ++ } __attribute__ ((aligned (sizeof(uint64_t)))) u; + union { + /* messages k -> u */ + int retcode; +-- +2.8.1 + diff --git a/meta-networking/recipes-daemons/iscsi-initiator-utils/iscsi-initiator-utils_2.0-873.bb b/meta-networking/recipes-daemons/iscsi-initiator-utils/iscsi-initiator-utils_2.0-873.bb index 4b13155..d3724da 100644 --- a/meta-networking/recipes-daemons/iscsi-initiator-utils/iscsi-initiator-utils_2.0-873.bb +++ b/meta-networking/recipes-daemons/iscsi-initiator-utils/iscsi-initiator-utils_2.0-873.bb @@ -22,7 +22,9 @@ SRC_URI = "http://www.open-iscsi.org/bits/open-iscsi-${PV}.tar.gz \ file://iscsi-initiator.service \ file://iscsi-initiator-targets.service \ file://set_initiatorname \ + ${@base_conditional('MLPREFIX', '', '','file://fix-invoking-32bit-iscsiadm-m-node-failed-in-64bit-k.patch', d)} \ " + SRC_URI[md5sum] = "8b8316d7c9469149a6cc6234478347f7" SRC_URI[sha256sum] = "7dd9f2f97da417560349a8da44ea4fcfe98bfd5ef284240a2cc4ff8e88ac7cd9" -- 2.8.1 -- _______________________________________________ Openembedded-devel mailing list [email protected] http://lists.openembedded.org/mailman/listinfo/openembedded-devel
