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Blackfin arch: remove dump_thread()

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The only user is the a.out support.

It was therefore removed prior to the blackfin merge from all
architectures not supporting a.out.

Currently, Blackfin doesn't suppport a.out.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
This commit is contained in:
Adrian Bunk 2007-11-18 00:41:56 +08:00 committed by Bryan Wu
parent 09db9487b0
commit 05c484355f
3 changed files with 0 additions and 47 deletions
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1
arch/blackfin/kernel/bfin_ksyms.c
View file

@ -39,7 +39,6 @@
EXPORT_SYMBOL(__ioremap);
EXPORT_SYMBOL(strcmp);
EXPORT_SYMBOL(strncmp);
EXPORT_SYMBOL(dump_thread);
EXPORT_SYMBOL(ip_fast_csum);

45
arch/blackfin/kernel/process.c
View file

@ -238,51 +238,6 @@ copy_thread(int nr, unsigned long clone_flags,
return 0;
}
/*
* fill in the user structure for a core dump..
*/
void dump_thread(struct pt_regs *regs, struct user *dump)
{
dump->magic = CMAGIC;
dump->start_code = 0;
dump->start_stack = rdusp() & ~(PAGE_SIZE - 1);
dump->u_tsize = ((unsigned long)current->mm->end_code) >> PAGE_SHIFT;
dump->u_dsize = ((unsigned long)(current->mm->brk +
(PAGE_SIZE - 1))) >> PAGE_SHIFT;
dump->u_dsize -= dump->u_tsize;
dump->u_ssize = 0;
if (dump->start_stack < TASK_SIZE)
dump->u_ssize =
((unsigned long)(TASK_SIZE -
dump->start_stack)) >> PAGE_SHIFT;
dump->u_ar0 = (struct user_regs_struct *)((int)&dump->regs - (int)dump);
dump->regs.r0 = regs->r0;
dump->regs.r1 = regs->r1;
dump->regs.r2 = regs->r2;
dump->regs.r3 = regs->r3;
dump->regs.r4 = regs->r4;
dump->regs.r5 = regs->r5;
dump->regs.r6 = regs->r6;
dump->regs.r7 = regs->r7;
dump->regs.p0 = regs->p0;
dump->regs.p1 = regs->p1;
dump->regs.p2 = regs->p2;
dump->regs.p3 = regs->p3;
dump->regs.p4 = regs->p4;
dump->regs.p5 = regs->p5;
dump->regs.orig_p0 = regs->orig_p0;
dump->regs.a0w = regs->a0w;
dump->regs.a1w = regs->a1w;
dump->regs.a0x = regs->a0x;
dump->regs.a1x = regs->a1x;
dump->regs.rets = regs->rets;
dump->regs.astat = regs->astat;
dump->regs.pc = regs->pc;
}
/*
* sys_execve() executes a new program.
*/

1
include/asm-blackfin/bfin-global.h
View file

@ -50,7 +50,6 @@ extern unsigned long get_sclk(void);
extern unsigned long sclk_to_usecs(unsigned long sclk);
extern unsigned long usecs_to_sclk(unsigned long usecs);
extern void dump_thread(struct pt_regs *regs, struct user *dump);
extern void dump_bfin_regs(struct pt_regs *fp, void *retaddr);
extern void dump_bfin_trace_buffer(void);