From 01573e231f18eb2d99162747186f59511f56b64d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 08 Dec 2023 10:40:48 +0000
Subject: [PATCH] 移去rt
---
kernel/arch/ia64/lib/csum_partial_copy.c | 45 +--------------------------------------------
1 files changed, 1 insertions(+), 44 deletions(-)
diff --git a/kernel/arch/ia64/lib/csum_partial_copy.c b/kernel/arch/ia64/lib/csum_partial_copy.c
index bf9396b..917e313 100644
--- a/kernel/arch/ia64/lib/csum_partial_copy.c
+++ b/kernel/arch/ia64/lib/csum_partial_copy.c
@@ -12,7 +12,7 @@
#include <linux/types.h>
#include <linux/string.h>
-#include <linux/uaccess.h>
+#include <net/checksum.h>
/*
* XXX Fixme: those 2 inlines are meant for debugging and will go away
@@ -96,46 +96,3 @@
out:
return result;
}
-
-/*
- * XXX Fixme
- *
- * This is very ugly but temporary. THIS NEEDS SERIOUS ENHANCEMENTS.
- * But it's very tricky to get right even in C.
- */
-extern unsigned long do_csum(const unsigned char *, long);
-
-__wsum
-csum_partial_copy_from_user(const void __user *src, void *dst,
- int len, __wsum psum, int *errp)
-{
- unsigned long result;
-
- /* XXX Fixme
- * for now we separate the copy from checksum for obvious
- * alignment difficulties. Look at the Alpha code and you'll be
- * scared.
- */
-
- if (__copy_from_user(dst, src, len) != 0 && errp)
- *errp = -EFAULT;
-
- result = do_csum(dst, len);
-
- /* add in old sum, and carry.. */
- result += (__force u32)psum;
- /* 32+c bits -> 32 bits */
- result = (result & 0xffffffff) + (result >> 32);
- return (__force __wsum)result;
-}
-
-EXPORT_SYMBOL(csum_partial_copy_from_user);
-
-__wsum
-csum_partial_copy_nocheck(const void *src, void *dst, int len, __wsum sum)
-{
- return csum_partial_copy_from_user((__force const void __user *)src,
- dst, len, sum, NULL);
-}
-
-EXPORT_SYMBOL(csum_partial_copy_nocheck);
--
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