diff options
author | H. Peter Anvin <hpa@zytor.com> | 2009-12-09 19:54:08 -0500 |
---|---|---|
committer | H. Peter Anvin <hpa@zytor.com> | 2009-12-09 19:54:08 -0500 |
commit | fc380ceed7fe469728ea4acdbda4495ea943ee1c (patch) | |
tree | 84d5ce2358c5812546887ea8ba3bccf3b90f925d /arch/x86 | |
parent | ce9119ad90b1caba550447bfcc0a21850558ca49 (diff) |
x86-64, paravirt: Call set_iopl_mask() on 64 bits
set_iopl_mask() is a no-op on 64 bits, but it is also a paravirt hook,
so call it even on 64 bits.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: Brian Gerst <brgerst@gmail.com>
LKML-Reference: <1260403316-5679-3-git-send-email-brgerst@gmail.com>
Diffstat (limited to 'arch/x86')
-rw-r--r-- | arch/x86/kernel/ioport.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/x86/kernel/ioport.c b/arch/x86/kernel/ioport.c index 85ecc7c57ba6..8eec0ec59af2 100644 --- a/arch/x86/kernel/ioport.c +++ b/arch/x86/kernel/ioport.c | |||
@@ -116,10 +116,8 @@ long sys_iopl(unsigned int level, struct pt_regs *regs) | |||
116 | return -EPERM; | 116 | return -EPERM; |
117 | } | 117 | } |
118 | regs->flags = (regs->flags & ~X86_EFLAGS_IOPL) | (level << 12); | 118 | regs->flags = (regs->flags & ~X86_EFLAGS_IOPL) | (level << 12); |
119 | #ifdef CONFIG_X86_32 | ||
120 | t->iopl = level << 12; | 119 | t->iopl = level << 12; |
121 | set_iopl_mask(t->iopl); | 120 | set_iopl_mask(t->iopl); |
122 | #endif | ||
123 | 121 | ||
124 | return 0; | 122 | return 0; |
125 | } | 123 | } |