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linux-sg2042
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sparc: Kill all BKL usage. 

They were all bogus artifacts and completely unnecessary.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2010-09-08 20:57:59 -07:00
parent 25edd6946a
commit b19f820039
3 changed files with 1 additions and 6 deletions
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2
arch/sparc/kernel/sys_sparc_32.c
View File

@ -166,7 +166,6 @@ sparc_breakpoint (struct pt_regs *regs)
{
siginfo_t info;
lock_kernel();
#ifdef DEBUG_SPARC_BREAKPOINT
printk ("TRAP: Entering kernel PC=%x, nPC=%x\n", regs->pc, regs->npc);
#endif
@ -180,7 +179,6 @@ sparc_breakpoint (struct pt_regs *regs)
#ifdef DEBUG_SPARC_BREAKPOINT
printk ("TRAP: Returning to space: PC=%x nPC=%x\n", regs->pc, regs->npc);
#endif
unlock_kernel();
}
asmlinkage int

3
arch/sparc/kernel/unaligned_32.c
View File

@ -323,7 +323,6 @@ asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn)
{
enum direction dir;
lock_kernel();
if(!(current->thread.flags & SPARC_FLAG_UNALIGNED) ||
(((insn >> 30) & 3) != 3))
goto kill_user;
@ -377,5 +376,5 @@ asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn)
kill_user:
user_mna_trap_fault(regs, insn);
out:
unlock_kernel();
;
}

2
arch/sparc/kernel/windows.c
View File

@ -112,7 +112,6 @@ void try_to_clear_window_buffer(struct pt_regs *regs, int who)
struct thread_info *tp = current_thread_info();
int window;
lock_kernel();
flush_user_windows();
for(window = 0; window < tp->w_saved; window++) {
unsigned long sp = tp->rwbuf_stkptrs[window];
@ -123,5 +122,4 @@ void try_to_clear_window_buffer(struct pt_regs *regs, int who)
do_exit(SIGILL);
}
tp->w_saved = 0;
unlock_kernel();
}