git: 8082bc8e570f - stable/13 - linuxkpi: Add user_write_access_*
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Date: Sat, 05 Mar 2022 11:34:18 UTC
The branch stable/13 has been updated by manu:
URL: https://cgit.FreeBSD.org/src/commit/?id=8082bc8e570f2047ead88ebc2153050ffaedcd61
commit 8082bc8e570f2047ead88ebc2153050ffaedcd61
Author: Emmanuel Vadot <manu@FreeBSD.org>
AuthorDate: 2022-02-15 11:04:40 +0000
Commit: Emmanuel Vadot <manu@FreeBSD.org>
CommitDate: 2022-03-05 11:12:43 +0000
linuxkpi: Add user_write_access_*
Needed by drm-kmod v5.8
Reviewed by: bz
MFC after: 2 weeks
Sponsored by: Beckhoff Automation GmbH & Co. KG
Differential Revision: https://reviews.freebsd.org/D34284
(cherry picked from commit 4f689b302fc49fc11d19169386f6ccfad05f47dd)
---
sys/compat/linuxkpi/common/include/asm/uaccess.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/sys/compat/linuxkpi/common/include/asm/uaccess.h b/sys/compat/linuxkpi/common/include/asm/uaccess.h
index 6994b48d071e..b3b2cb53d22a 100644
--- a/sys/compat/linuxkpi/common/include/asm/uaccess.h
+++ b/sys/compat/linuxkpi/common/include/asm/uaccess.h
@@ -55,6 +55,9 @@ copy_from_user(void *to, const void *from, unsigned long n)
#define user_access_begin(ptr, len) access_ok(ptr, len)
#define user_access_end() do { } while (0)
+#define user_write_access_begin(ptr, len) access_ok(ptr, len)
+#define user_write_access_end() do { } while (0)
+
#define unsafe_get_user(x, ptr, err) do { \
if (unlikely(__get_user(x, ptr))) \
goto err; \