The patch titled
Subject: ipc: add more comments to message copying related code
has been removed from the -mm tree. Its filename was
ipc-add-more-comments-to-message-copying-related-code.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Stanislav Kinsbursky <skinsbursky@xxxxxxxxxxxxx>
Subject: ipc: add more comments to message copying related code
Signed-off-by: Stanislav Kinsbursky <skinsbursky@xxxxxxxxxxxxx>
Cc: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
Cc: James Morris <jmorris@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
ipc/msg.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff -puN ipc/msg.c~ipc-add-more-comments-to-message-copying-related-code ipc/msg.c
--- a/ipc/msg.c~ipc-add-more-comments-to-message-copying-related-code
+++ a/ipc/msg.c
@@ -770,6 +770,10 @@ static long do_msg_fill(void __user *des
}
#ifdef CONFIG_CHECKPOINT_RESTORE
+/*
+ * This function creates new kernel message structure, large enough to store
+ * bufsz message bytes.
+ */
static inline struct msg_msg *prepare_copy(void __user *buf, size_t bufsz,
int msgflg, long *msgtyp,
unsigned long *copy_number)
@@ -881,6 +885,10 @@ long do_msgrcv(int msqid, void __user *b
msg = ERR_PTR(-E2BIG);
goto out_unlock;
}
+ /*
+ * If we are copying, then do not unlink message and do
+ * not update queue parameters.
+ */
if (msgflg & MSG_COPY)
goto out_unlock;
list_del(&msg->m_list);
_
Patches currently in -mm which might be from skinsbursky@xxxxxxxxxxxxx are
origin.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
