From 1e208ae7326caa33ef7d4496d7ff1c404657a4a3 Mon Sep 17 00:00:00 2001
From: Helge Deller <deller@gmx.de>
Date: Fri, 20 Nov 2015 10:12:42 +0100
Subject: [PATCH] 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>
---
arch/parisc/include/asm/processor.h | 27 ---------------------------
1 file changed, 27 deletions(-)
diff --git a/arch/parisc/include/asm/processor.h b/arch/parisc/include/asm/processor.h
index 54adb60c0a42c..7e759ecb13436 100644
--- 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.
--
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