Commit 190aa9f6 authored by David S. Miller's avatar David S. Miller
Browse files

[SPARC]: Remove PTRACE_SUN* handling. 



Supporting SunOS ptrace() is pretty pointless and these
kinds of quirks keep us from being able to share more
code with other platforms.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 38282764

arch/sparc/kernel/ptrace.c

+1 −14
Original line number Diff line number Diff line
@@ -556,8 +556,7 @@ asmlinkage void do_ptrace(struct pt_regs *regs) 
		goto out;

	}



	if ((current->personality == PER_SUNOS && request == PTRACE_SUNATTACH)

	    || (current->personality != PER_SUNOS && request == PTRACE_ATTACH)) {

	if (request == PTRACE_ATTACH) {

		if (ptrace_attach(child)) {

			pt_error_return(regs, EPERM);

			goto out_tsk;
@@ -789,18 +788,6 @@ asmlinkage void do_ptrace(struct pt_regs *regs) 
		goto out_tsk;

	}



	case PTRACE_SUNDETACH: { /* detach a process that was attached. */

		int err = ptrace_detach(child, data);

		if (err) {

			pt_error_return(regs, EIO);

			goto out_tsk;

		}

		pt_succ_return(regs, 0);

		goto out_tsk;

	}



	/* PTRACE_DUMPCORE unsupported... */



	default: {

		int err = ptrace_request(child, request, addr, data);

		if (err)

arch/sparc64/kernel/ptrace.c

+1 −14
Original line number Diff line number Diff line
@@ -766,8 +766,7 @@ asmlinkage void do_ptrace(struct pt_regs *regs) 
		goto out;

	}



	if ((current->personality == PER_SUNOS && request == PTRACE_SUNATTACH)

	    || (current->personality != PER_SUNOS && request == PTRACE_ATTACH)) {

	if (request == PTRACE_ATTACH) {

		if (ptrace_attach(child)) {

			pt_error_return(regs, EPERM);

			goto out_tsk;
@@ -1137,18 +1136,6 @@ asmlinkage void do_ptrace(struct pt_regs *regs) 
		goto out_tsk;

	}



	case PTRACE_SUNDETACH: { /* detach a process that was attached. */

		int error = ptrace_detach(child, data);

		if (error) {

			pt_error_return(regs, EIO);

			goto out_tsk;

		}

		pt_succ_return(regs, 0);

		goto out_tsk;

	}



	/* PTRACE_DUMPCORE unsupported... */



	case PTRACE_GETEVENTMSG: {

		int err;

include/asm-sparc/ptrace.h

+0 −2
Original line number Diff line number Diff line
@@ -151,8 +151,6 @@ extern void show_regs(struct pt_regs *); 
#define SF_XXARG  0x5c



/* Stuff for the ptrace system call */

#define PTRACE_SUNATTACH	  10

#define PTRACE_SUNDETACH	  11

#define PTRACE_GETREGS            12

#define PTRACE_SETREGS            13

#define PTRACE_GETFPREGS          14

include/asm-sparc64/ptrace.h

+0 −2
Original line number Diff line number Diff line
@@ -261,8 +261,6 @@ extern void show_regs(struct pt_regs *); 
#define SF_XXARG  0x5c



/* Stuff for the ptrace system call */

#define PTRACE_SUNATTACH          10

#define PTRACE_SUNDETACH          11

#define PTRACE_GETREGS            12

#define PTRACE_SETREGS            13

#define PTRACE_GETFPREGS          14