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authorLinus Torvalds <torvalds@linux-foundation.org>2017-07-15 21:17:52 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2017-07-15 21:17:52 +0300
commit89cbec71fead552fdd1fa38c57186669dfbba734 (patch)
tree0e8e235b23b0fc1cd2d32bb28cafdee636e62d51 /arch/xtensa
parent2173bd06315109ec73e7a6077c11469bd41d400b (diff)
parent3170d8d226c2053355f3946b4b5ded4c006fe6d4 (diff)
downloadlinux-89cbec71fead552fdd1fa38c57186669dfbba734.tar.xz
Merge branch 'work.uaccess-unaligned' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull uacess-unaligned removal from Al Viro: "That stuff had just one user, and an exotic one, at that - binfmt_flat on arm and m68k" * 'work.uaccess-unaligned' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: kill {__,}{get,put}_user_unaligned() binfmt_flat: flat_{get,put}_addr_from_rp() should be able to fail
Diffstat (limited to 'arch/xtensa')
-rw-r--r--arch/xtensa/include/asm/flat.h15
1 files changed, 13 insertions, 2 deletions
diff --git a/arch/xtensa/include/asm/flat.h b/arch/xtensa/include/asm/flat.h
index 94c44abf15e4..60e0d6a45795 100644
--- a/arch/xtensa/include/asm/flat.h
+++ b/arch/xtensa/include/asm/flat.h
@@ -1,11 +1,22 @@
#ifndef __ASM_XTENSA_FLAT_H
#define __ASM_XTENSA_FLAT_H
+#include <asm/unaligned.h>
+
#define flat_argvp_envp_on_stack() 0
#define flat_old_ram_flag(flags) (flags)
#define flat_reloc_valid(reloc, size) ((reloc) <= (size))
-#define flat_get_addr_from_rp(rp, relval, flags, p) get_unaligned(rp)
-#define flat_put_addr_at_rp(rp, val, relval ) put_unaligned(val, rp)
+static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
+ u32 *addr, u32 *persistent)
+{
+ *addr = get_unaligned((__force u32 *)rp);
+ return 0;
+}
+static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel)
+{
+ put_unaligned(addr, (__force u32 *)rp);
+ return 0;
+}
#define flat_get_relocate_addr(rel) (rel)
#define flat_set_persistent(relval, p) 0