admin/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2025-12-07 20:06:24 +00:00
Code Issues Packages Projects Releases Wiki Activity

objtool/x86: Remove 0xea hack

Browse Source 
Was properly fixed in the decoder with commit 4b626015e1 ("x86/insn:
Stop decoding i64 instructions in x86-64 mode at opcode")

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Alexandre Chartre <alexandre.chartre@oracle.com>
This commit is contained in:
Peter Zijlstra
2025-09-24 15:22:46 +02:00
parent 3a86608788
commit c5df4e1ab8
1 changed files with 0 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
tools/objtool/arch/x86/decode.c
View File

@@ -189,15 +189,6 @@ int arch_decode_instruction(struct objtool_file *file, const struct section *sec
op2 = ins.opcode.bytes[1];
op3 = ins.opcode.bytes[2];
/*
* XXX hack, decoder is buggered and thinks 0xea is 7 bytes long.
*/
if (op1 == 0xea) {
insn->len = 1;
insn->type = INSN_BUG;
return 0;
}
if (ins.rex_prefix.nbytes) {
rex = ins.rex_prefix.bytes[0];
rex_w = X86_REX_W(rex) >> 3;