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authorChristoph Hellwig <hch@lst.de>2020-06-17 09:37:55 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2020-06-18 20:14:40 +0200
commit25f12ae45fc1931a1dce3cc59f9989a9d87834b0 (patch)
treec89ffb14ca4cbe9afbf312be9e983377c6de5f35 /arch/arm
parentmaccess: rename probe_user_{read,write} to copy_{from,to}_user_nofault (diff)
downloadlinux-25f12ae45fc1931a1dce3cc59f9989a9d87834b0.tar.xz
linux-25f12ae45fc1931a1dce3cc59f9989a9d87834b0.zip
maccess: rename probe_kernel_address to get_kernel_nofault
Better describe what this helper does, and match the naming of copy_from_kernel_nofault. Also switch the argument order around, so that it acts and looks like get_user(). Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/kernel/traps.c2
-rw-r--r--arch/arm/mm/alignment.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index 65a3b1e75480..49ce15c3612d 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -396,7 +396,7 @@ int is_valid_bugaddr(unsigned long pc)
u32 insn = __opcode_to_mem_arm(BUG_INSTR_VALUE);
#endif
- if (probe_kernel_address((unsigned *)pc, bkpt))
+ if (get_kernel_nofault(bkpt, (unsigned *)pc))
return 0;
return bkpt == insn;
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c
index 84718eddae60..81a627e6e1c5 100644
--- a/arch/arm/mm/alignment.c
+++ b/arch/arm/mm/alignment.c
@@ -774,7 +774,7 @@ static int alignment_get_arm(struct pt_regs *regs, u32 *ip, u32 *inst)
if (user_mode(regs))
fault = get_user(instr, ip);
else
- fault = probe_kernel_address(ip, instr);
+ fault = get_kernel_nofault(instr, ip);
*inst = __mem_to_opcode_arm(instr);
@@ -789,7 +789,7 @@ static int alignment_get_thumb(struct pt_regs *regs, u16 *ip, u16 *inst)
if (user_mode(regs))
fault = get_user(instr, ip);
else
- fault = probe_kernel_address(ip, instr);
+ fault = get_kernel_nofault(instr, ip);
*inst = __mem_to_opcode_thumb16(instr);