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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2022-05-23 18:42:07 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-05-23 18:42:07 -0700 |
| commit | de8ac81747fca15925f3488ead7804560cdea532 (patch) | |
| tree | 70d7b61438ca489e482d94505aaa089cdd33366e /arch/x86/lib | |
| parent | a13dc4d40938787cfc9e520ed426df4ebf48b1aa (diff) | |
| parent | 69505e3d9a39a988aaed9b58aa6b3482238f6516 (diff) | |
| download | linux-stable-de8ac81747fca15925f3488ead7804560cdea532.tar.gz linux-stable-de8ac81747fca15925f3488ead7804560cdea532.tar.bz2 linux-stable-de8ac81747fca15925f3488ead7804560cdea532.zip | |
Merge tag 'x86_core_for_v5.19_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull core x86 updates from Borislav Petkov:
- Remove all the code around GS switching on 32-bit now that it is not
needed anymore
- Other misc improvements
* tag 'x86_core_for_v5.19_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
bug: Use normal relative pointers in 'struct bug_entry'
x86/nmi: Make register_nmi_handler() more robust
x86/asm: Merge load_gs_index()
x86/32: Remove lazy GS macros
ELF: Remove elf_core_copy_kernel_regs()
x86/32: Simplify ELF_CORE_COPY_REGS
Diffstat (limited to 'arch/x86/lib')
| -rw-r--r-- | arch/x86/lib/insn-eval.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/lib/insn-eval.c b/arch/x86/lib/insn-eval.c index b781d324211b..21104c41cba0 100644 --- a/arch/x86/lib/insn-eval.c +++ b/arch/x86/lib/insn-eval.c @@ -342,9 +342,9 @@ static int resolve_seg_reg(struct insn *insn, struct pt_regs *regs, int regoff) */ static short get_segment_selector(struct pt_regs *regs, int seg_reg_idx) { -#ifdef CONFIG_X86_64 unsigned short sel; +#ifdef CONFIG_X86_64 switch (seg_reg_idx) { case INAT_SEG_REG_IGNORE: return 0; @@ -402,7 +402,8 @@ static short get_segment_selector(struct pt_regs *regs, int seg_reg_idx) case INAT_SEG_REG_FS: return (unsigned short)(regs->fs & 0xffff); case INAT_SEG_REG_GS: - return get_user_gs(regs); + savesegment(gs, sel); + return sel; case INAT_SEG_REG_IGNORE: default: return -EINVAL; |