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| author | Thomas Gleixner <tglx@linutronix.de> | 2017-08-28 09:47:40 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-08-29 13:07:25 +0300 |
| commit | 9a98e7780022aa7cd201eb8a88a4f1d607b73cde (patch) | |
| tree | 43e1cb8e889e25bec2d50a9375bcbcf21dc447d6 /arch/x86/xen/enlighten_pv.c | |
| parent | 718f5d0030da8669404dab873336b16c169b430b (diff) | |
| download | linux-9a98e7780022aa7cd201eb8a88a4f1d607b73cde.tar.xz | |
x86/asm: Replace access to desc_struct:a/b fields
The union inside of desc_struct which allows access to the raw u32 parts of
the descriptors. This raw access part is about to go away.
Replace the few code parts which access those fields.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Juergen Gross <jgross@suse.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/20170828064958.120214366@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/xen/enlighten_pv.c')
| -rw-r--r-- | arch/x86/xen/enlighten_pv.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c index 4c5d72b8aada..03fb07d28299 100644 --- a/arch/x86/xen/enlighten_pv.c +++ b/arch/x86/xen/enlighten_pv.c @@ -494,7 +494,7 @@ static void __init xen_load_gdt_boot(const struct desc_ptr *dtr) static inline bool desc_equal(const struct desc_struct *d1, const struct desc_struct *d2) { - return d1->a == d2->a && d1->b == d2->b; + return !memcmp(d1, d2, sizeof(*d1)); } static void load_TLS_descriptor(struct thread_struct *t, |