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[MIPS] Fixup secure computing stuff.

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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle 2007-07-25 16:19:33 +01:00
parent 01754bbc69
commit 293c5bd13f
15 changed files with 98 additions and 47 deletions
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20
include/asm-mips/processor.h
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@ -62,8 +62,9 @@ extern unsigned int vced_count, vcei_count;
* This decides where the kernel will search for a free chunk of vm
* space during mmap's.
*/
#define TASK_UNMAPPED_BASE ((current->thread.mflags & MF_32BIT_ADDR) ? \
PAGE_ALIGN(TASK_SIZE32 / 3) : PAGE_ALIGN(TASK_SIZE / 3))
#define TASK_UNMAPPED_BASE \
(test_thread_flag(TIF_32BIT_ADDR) ? \
PAGE_ALIGN(TASK_SIZE32 / 3) : PAGE_ALIGN(TASK_SIZE / 3))
#endif
#define NUM_FPU_REGS 32
@ -132,22 +133,11 @@ struct thread_struct {
unsigned long cp0_baduaddr; /* Last kernel fault accessing USEG */
unsigned long error_code;
unsigned long trap_no;
#define MF_FIXADE 1 /* Fix address errors in software */
#define MF_LOGADE 2 /* Log address errors to syslog */
#define MF_32BIT_REGS 4 /* also implies 16/32 fprs */
#define MF_32BIT_ADDR 8 /* 32-bit address space (o32/n32) */
#define MF_FPUBOUND 0x10 /* thread bound to FPU-full CPU set */
unsigned long mflags;
unsigned long irix_trampoline; /* Wheee... */
unsigned long irix_oldctx;
struct mips_abi *abi;
};
#define MF_ABI_MASK (MF_32BIT_REGS | MF_32BIT_ADDR)
#define MF_O32 (MF_32BIT_REGS | MF_32BIT_ADDR)
#define MF_N32 MF_32BIT_ADDR
#define MF_N64 0
#ifdef CONFIG_MIPS_MT_FPAFF
#define FPAFF_INIT \
.emulated_fp = 0, \
@ -200,10 +190,6 @@ struct thread_struct {
.cp0_baduaddr = 0, \
.error_code = 0, \
.trap_no = 0, \
/* \
* For now the default is to fix address errors \
*/ \
.mflags = MF_FIXADE, \
.irix_trampoline = 0, \
.irix_oldctx = 0, \
}