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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2020-12-15 01:27:23 +0100 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2020-12-15 01:27:23 +0100 |
| commit | 4b4193256c8d3bc3a5397b5cd9494c2ad386317d (patch) | |
| tree | b6b070f8893384b5d563fc616018e7d5644b2ece /arch/ia64/kernel/ftrace.c | |
| parent | Input: goodix - add upside-down quirk for Teclast X98 Pro tablet (diff) | |
| parent | Input: da7280 - fix spelling mistake "sequemce" -> "sequence" (diff) | |
| download | linux-4b4193256c8d3bc3a5397b5cd9494c2ad386317d.tar.xz linux-4b4193256c8d3bc3a5397b5cd9494c2ad386317d.zip | |
Merge branch 'next' into for-linus
Prepare input updates for 5.11 merge window.
Diffstat (limited to 'arch/ia64/kernel/ftrace.c')
| -rw-r--r-- | arch/ia64/kernel/ftrace.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/ia64/kernel/ftrace.c b/arch/ia64/kernel/ftrace.c index cee411e647ca..b2ab2d58fb30 100644 --- a/arch/ia64/kernel/ftrace.c +++ b/arch/ia64/kernel/ftrace.c @@ -108,7 +108,7 @@ ftrace_modify_code(unsigned long ip, unsigned char *old_code, goto skip_check; /* read the text we want to modify */ - if (probe_kernel_read(replaced, (void *)ip, MCOUNT_INSN_SIZE)) + if (copy_from_kernel_nofault(replaced, (void *)ip, MCOUNT_INSN_SIZE)) return -EFAULT; /* Make sure it is what we expect it to be */ @@ -117,7 +117,7 @@ ftrace_modify_code(unsigned long ip, unsigned char *old_code, skip_check: /* replace the text with the new text */ - if (probe_kernel_write(((void *)ip), new_code, MCOUNT_INSN_SIZE)) + if (copy_to_kernel_nofault(((void *)ip), new_code, MCOUNT_INSN_SIZE)) return -EPERM; flush_icache_range(ip, ip + MCOUNT_INSN_SIZE); @@ -129,7 +129,7 @@ static int ftrace_make_nop_check(struct dyn_ftrace *rec, unsigned long addr) unsigned char __attribute__((aligned(8))) replaced[MCOUNT_INSN_SIZE]; unsigned long ip = rec->ip; - if (probe_kernel_read(replaced, (void *)ip, MCOUNT_INSN_SIZE)) + if (copy_from_kernel_nofault(replaced, (void *)ip, MCOUNT_INSN_SIZE)) return -EFAULT; if (rec->flags & FTRACE_FL_CONVERTED) { struct ftrace_call_insn *call_insn, *tmp_call; |