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| author |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2007-10-22 12:52:45 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2007-10-22 12:52:48 +0200 |
| commit | 6f3fa3f0eb8fe4675f8543dd4be3365577e1d487 (patch) | |
| tree | 16a7f3b1f8e47a19c4907e7b3ef4b095626aad41 | |
| parent | [S390] tlb flush fix. (diff) | |
| download | linux-dev-6f3fa3f0eb8fe4675f8543dd4be3365577e1d487.tar.xz linux-dev-6f3fa3f0eb8fe4675f8543dd4be3365577e1d487.zip | |
[S390] Remove unused user_seg from thread structure.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
| -rw-r--r-- | arch/s390/kernel/process.c | 2 | ||||
| -rw-r--r-- | include/asm-s390/processor.h | 14 |
2 files changed, 3 insertions, 13 deletions
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c index cc7c4ba0774d..96492cf2d491 100644 --- a/arch/s390/kernel/process.c +++ b/arch/s390/kernel/process.c @@ -270,14 +270,12 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long new_stackp, save_fp_regs(¤t->thread.fp_regs); memcpy(&p->thread.fp_regs, ¤t->thread.fp_regs, sizeof(s390_fp_regs)); - p->thread.user_seg = __pa((unsigned long) p->mm->pgd) | _SEGMENT_TABLE; /* Set a new TLS ? */ if (clone_flags & CLONE_SETTLS) p->thread.acrs[0] = regs->gprs[6]; #else /* CONFIG_64BIT */ /* Save the fpu registers to new thread structure. */ save_fp_regs(&p->thread.fp_regs); - p->thread.user_seg = __pa((unsigned long) p->mm->pgd) | _REGION_TABLE; /* Set a new TLS ? */ if (clone_flags & CLONE_SETTLS) { if (test_thread_flag(TIF_31BIT)) { diff --git a/include/asm-s390/processor.h b/include/asm-s390/processor.h index 3b972d4c6b29..81efccc63942 100644 --- a/include/asm-s390/processor.h +++ b/include/asm-s390/processor.h @@ -93,7 +93,6 @@ struct thread_struct { s390_fp_regs fp_regs; unsigned int acrs[NUM_ACRS]; unsigned long ksp; /* kernel stack pointer */ - unsigned long user_seg; /* HSTD */ mm_segment_t mm_segment; unsigned long prot_addr; /* address of protection-excep. */ unsigned int error_code; /* error-code of last prog-excep. */ @@ -134,16 +133,9 @@ struct stack_frame { # define __SWAPPER_PG_DIR __pa(&swapper_pg_dir[0]) + _REGION_TABLE #endif /* __s390x__ */ -#define INIT_THREAD {{0,{{0},{0},{0},{0},{0},{0},{0},{0},{0},{0}, \ - {0},{0},{0},{0},{0},{0}}}, \ - {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, \ - sizeof(init_stack) + (unsigned long) &init_stack, \ - __SWAPPER_PG_DIR, \ - {0}, \ - 0,0,0, \ - (per_struct) {{{{0,}}},0,0,0,0,{{0,}}}, \ - 0, 0 \ -} +#define INIT_THREAD { \ + .ksp = sizeof(init_stack) + (unsigned long) &init_stack, \ +} /* * Do necessary setup to start up a new thread. |