parisc: Drop definition of start_thread_som for HP-UX SOM binaries

The definition of start_thread_som was planned to be used to execute
HP-UX SOM binaries. Since HP-UX compatibility was dropped with kernel 4.0
there is no need to carry it further.

Signed-off-by: Helge Deller <deller@gmx.de>

diff --git a/arch/parisc/include/asm/processor.h b/arch/parisc/include/asm/processor.h
index 54adb60c0a42cca573abc1ca091328c9e6ca8b58..7e759ecb1343692a11a16526aaff04c5eb607cec 100644 (file)
--- a/arch/parisc/include/asm/processor.h
+++ b/arch/parisc/include/asm/processor.h
@@ -192,33 +192,6 @@ void show_trace(struct task_struct *task, unsigned long *stack);
  */
 typedef unsigned int elf_caddr_t;
 
-#define start_thread_som(regs, new_pc, new_sp) do {    \
-       unsigned long *sp = (unsigned long *)new_sp;    \
-       __u32 spaceid = (__u32)current->mm->context;    \
-       unsigned long pc = (unsigned long)new_pc;       \
-       /* offset pc for priv. level */                 \
-       pc |= 3;                                        \
-                                                       \
-       regs->iasq[0] = spaceid;                        \
-       regs->iasq[1] = spaceid;                        \
-       regs->iaoq[0] = pc;                             \
-       regs->iaoq[1] = pc + 4;                         \
-       regs->sr[2] = LINUX_GATEWAY_SPACE;              \
-       regs->sr[3] = 0xffff;                           \
-       regs->sr[4] = spaceid;                          \
-       regs->sr[5] = spaceid;                          \
-       regs->sr[6] = spaceid;                          \
-       regs->sr[7] = spaceid;                          \
-       regs->gr[ 0] = USER_PSW;                        \
-       regs->gr[30] = ((new_sp)+63)&~63;               \
-       regs->gr[31] = pc;                              \
-                                                       \
-       get_user(regs->gr[26],&sp[0]);                  \
-       get_user(regs->gr[25],&sp[-1]);                 \
-       get_user(regs->gr[24],&sp[-2]);                 \
-       get_user(regs->gr[23],&sp[-3]);                 \
-} while(0)
-
 /* The ELF abi wants things done a "wee bit" differently than
  * som does.  Supporting this behavior here avoids
  * having our own version of create_elf_tables.