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Viewing changes to drivers/misc/kgdbts.c

  • Committer: Package Import Robot
  • Author(s): John Rigby, John Rigby
  • Date: 2011-09-26 10:44:23 UTC
  • Revision ID: package-import@ubuntu.com-20110926104423-3o58a3c1bj7x00rs
Tags: 3.0.0-1007.9
https://launchpad.net/bugs/826021
[ John Rigby ]

Enable crypto modules and remove crypto-modules from
exclude-module files
LP: #826021

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Lines of Context:
drivers/misc/kgdbts.c
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static int check_and_rewind_pc(char *put_str, char *arg)
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{
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        unsigned long addr = lookup_addr(arg);
 
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        unsigned long ip;
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        int offset = 0;
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        kgdb_hex2mem(&put_str[1], (char *)kgdbts_gdb_regs,
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                 NUMREGBYTES);
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        gdb_regs_to_pt_regs(kgdbts_gdb_regs, &kgdbts_regs);
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        v2printk("Stopped at IP: %lx\n", instruction_pointer(&kgdbts_regs));
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#ifdef CONFIG_X86
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        /* On x86 a breakpoint stop requires it to be decremented */
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        if (addr + 1 == kgdbts_regs.ip)
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                offset = -1;
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#elif defined(CONFIG_SUPERH)
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        /* On SUPERH a breakpoint stop requires it to be decremented */
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        if (addr + 2 == kgdbts_regs.pc)
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                offset = -2;
 
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        ip = instruction_pointer(&kgdbts_regs);
 
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        v2printk("Stopped at IP: %lx\n", ip);
 
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#ifdef GDB_ADJUSTS_BREAK_OFFSET
 
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        /* On some arches, a breakpoint stop requires it to be decremented */
 
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        if (addr + BREAK_INSTR_SIZE == ip)
 
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                offset = -BREAK_INSTR_SIZE;
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#endif
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        if (strcmp(arg, "silent") &&
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                instruction_pointer(&kgdbts_regs) + offset != addr) {
 
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        if (strcmp(arg, "silent") && ip + offset != addr) {
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                eprintk("kgdbts: BP mismatch %lx expected %lx\n",
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                           instruction_pointer(&kgdbts_regs) + offset, addr);
 
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                           ip + offset, addr);
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                return 1;
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        }
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#ifdef CONFIG_X86
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        /* On x86 adjust the instruction pointer if needed */
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        kgdbts_regs.ip += offset;
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#elif defined(CONFIG_SUPERH)
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        kgdbts_regs.pc += offset;
 
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        /* Readjust the instruction pointer if needed */
 
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        ip += offset;
 
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#ifdef GDB_ADJUSTS_BREAK_OFFSET
 
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        instruction_pointer_set(&kgdbts_regs, ip);
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#endif
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        return 0;
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}