#define SYSCALL2POINTER (void *)
#endif
-#if defined(AFS_S390X_LINUX24_ENV)
+#if defined(AFS_S390X_LINUX24_ENV) && !defined(AFS_LINUX26_ENV)
#define _S(x) ((x)<<1)
#elif defined(AFS_IA64_LINUX20_ENV)
#define _S(x) ((x)-1024)
afs_syscall32(long syscall, long parm1, long parm2, long parm3, long parm4,
long parm5)
{
- __asm__ __volatile__("srl %o4, 0, %o4\n\t" "mov %o7, %i7\n\t"
- "call afs_syscall\n\t" "srl %o5, 0, %o5\n\t"
- "ret\n\t" "nop");
+ __asm__ __volatile__("srl %o4, 0, %o4\n\t"
+ "mov %o7, %i7\n\t"
+ "call afs_syscall\n\t"
+ "srl %o5, 0, %o5\n\t"
+ "ret\n\t"
+ "nop");
}
#endif /* AFS_SPARC64_LINUX20_ENV */
asmlinkage long
afs_syscall_stub(int r0, int r1, long r2, long r3, long r4, long gp)
{
- __asm__ __volatile__("alloc r42 = ar.pfs, 8, 3, 6, 0\n\t" "mov r41 = b0\n\t" /* save rp */
- "mov out0 = in0\n\t" "mov out1 = in1\n\t" "mov out2 = in2\n\t" "mov out3 = in3\n\t" "mov out4 = in4\n\t" "mov out5 = gp\n\t" /* save gp */
- ";;\n" ".L1:\n\t" "mov r3 = ip\n\t" ";;\n\t" "addl r15=.fptr_afs_syscall-.L1,r3\n\t" ";;\n\t" "ld8 r15=[r15]\n\t" ";;\n\t" "ld8 r16=[r15],8\n\t" ";;\n\t" "ld8 gp=[r15]\n\t" "mov b6=r16\n\t" "br.call.sptk.many b0 = b6\n\t" ";;\n\t" "mov ar.pfs = r42\n\t" "mov b0 = r41\n\t" "mov gp = r48\n\t" /* restore gp */
- "br.ret.sptk.many b0\n" ".fptr_afs_syscall:\n\t"
- "data8 @fptr(afs_syscall)\n\t" ".skip 8");
+ __asm__ __volatile__("alloc r42 = ar.pfs, 8, 3, 6, 0\n\t"
+ "mov r41 = b0\n\t" /* save rp */
+ "mov out0 = in0\n\t"
+ "mov out1 = in1\n\t"
+ "mov out2 = in2\n\t"
+ "mov out3 = in3\n\t"
+ "mov out4 = in4\n\t"
+ "mov out5 = gp\n\t" /* save gp */
+ ";;\n"
+ ".L1:\n\t"
+ "mov r3 = ip\n\t"
+ ";;\n\t"
+ "addl r15=.fptr_afs_syscall-.L1,r3\n\t"
+ ";;\n\t"
+ "ld8 r15=[r15]\n\t"
+ ";;\n\t"
+ "ld8 r16=[r15],8\n\t"
+ ";;\n\t"
+ "ld8 gp=[r15]\n\t"
+ "mov b6=r16\n\t"
+ "br.call.sptk.many b0 = b6\n\t"
+ ";;\n\t"
+ "mov ar.pfs = r42\n\t"
+ "mov b0 = r41\n\t"
+ "mov gp = r48\n\t" /* restore gp */
+ "br.ret.sptk.many b0\n"
+ ".fptr_afs_syscall:\n\t"
+ "data8 @fptr(afs_syscall)\n\t"
+ ".skip 8");
}
asmlinkage long
afs_xsetgroups_stub(int r0, int r1, long r2, long r3, long r4, long gp)
{
- __asm__ __volatile__("alloc r42 = ar.pfs, 8, 3, 6, 0\n\t" "mov r41 = b0\n\t" /* save rp */
- "mov out0 = in0\n\t" "mov out1 = in1\n\t" "mov out2 = in2\n\t" "mov out3 = in3\n\t" "mov out4 = in4\n\t" "mov out5 = gp\n\t" /* save gp */
- ";;\n" ".L2:\n\t" "mov r3 = ip\n\t" ";;\n\t" "addl r15=.fptr_afs_xsetgroups - .L2,r3\n\t" ";;\n\t" "ld8 r15=[r15]\n\t" ";;\n\t" "ld8 r16=[r15],8\n\t" ";;\n\t" "ld8 gp=[r15]\n\t" "mov b6=r16\n\t" "br.call.sptk.many b0 = b6\n\t" ";;\n\t" "mov ar.pfs = r42\n\t" "mov b0 = r41\n\t" "mov gp = r48\n\t" /* restore gp */
- "br.ret.sptk.many b0\n" ".fptr_afs_xsetgroups:\n\t"
- "data8 @fptr(afs_xsetgroups)\n\t" ".skip 8");
+ __asm__ __volatile__("alloc r42 = ar.pfs, 8, 3, 6, 0\n\t"
+ "mov r41 = b0\n\t" /* save rp */
+ "mov out0 = in0\n\t"
+ "mov out1 = in1\n\t"
+ "mov out2 = in2\n\t"
+ "mov out3 = in3\n\t"
+ "mov out4 = in4\n\t"
+ "mov out5 = gp\n\t" /* save gp */
+ ";;\n"
+ ".L2:\n\t"
+ "mov r3 = ip\n\t"
+ ";;\n\t"
+ "addl r15=.fptr_afs_xsetgroups - .L2,r3\n\t"
+ ";;\n\t"
+ "ld8 r15=[r15]\n\t"
+ ";;\n\t"
+ "ld8 r16=[r15],8\n\t"
+ ";;\n\t"
+ "ld8 gp=[r15]\n\t"
+ "mov b6=r16\n\t"
+ "br.call.sptk.many b0 = b6\n\t"
+ ";;\n\t"
+ "mov ar.pfs = r42\n\t"
+ "mov b0 = r41\n\t"
+ "mov gp = r48\n\t" /* restore gp */
+ "br.ret.sptk.many b0\n"
+ ".fptr_afs_xsetgroups:\n\t"
+ "data8 @fptr(afs_xsetgroups)\n\t"
+ ".skip 8");
}
struct fptr {
SYSCALL2POINTER afs_sys_call_table[_S(__NR_setgroups)];
((struct fptr *)sys_setgroupsp)->gp = kernel_gp;
- afs_sys_call_table[__S(_NR_setgroups)] =
+ afs_sys_call_table[_S(_NR_setgroups)] =
POINTER2SYSCALL((struct fptr *)afs_xsetgroups_stub)->ip;
}