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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/sparc/lib/csum_copy_to_user.S
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/sparc/lib/csum_copy_to_user.S')
-rw-r--r--arch/sparc/lib/csum_copy_to_user.S22
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/sparc/lib/csum_copy_to_user.S b/arch/sparc/lib/csum_copy_to_user.S
new file mode 100644
index 000000000..d71c0c81e
--- /dev/null
+++ b/arch/sparc/lib/csum_copy_to_user.S
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+/* SPDX-License-Identifier: GPL-2.0 */
+/* csum_copy_to_user.S: Checksum+copy to userspace.
+ *
+ * Copyright (C) 2005 David S. Miller (davem@davemloft.net)
+ */
+
+#define EX_ST(x) \
+98: x; \
+ .section .fixup,"ax"; \
+ .align 4; \
+99: retl; \
+ mov -1, %o0; \
+ .section __ex_table,"a";\
+ .align 4; \
+ .word 98b, 99b; \
+ .text; \
+ .align 4;
+
+#define FUNC_NAME __csum_partial_copy_to_user
+#define STORE(type,src,addr) type##a src, [addr] %asi
+
+#include "csum_copy.S"