From: Russell King <rmk@dyn-67.arm.linux.org.uk>
Date: Sat, 18 Jun 2005 08:06:59 +0000 (+0100)
Subject: Merge with ../linux-2.6-smp
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=5ab6091db0b644f59c2f16c5e41028496b709160;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

Merge with ../linux-2.6-smp
---

5ab6091db0b644f59c2f16c5e41028496b709160
diff --cc arch/arm/kernel/entry-armv.S
index e14278d59882,78cf84cdc2ae..39a6c1b0b9a3
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@@ -262,14 -297,18 +297,18 @@@ __pabt_svc
  /*
   * User mode handlers
   */
- 	.macro	usr_entry, sym
- 	sub	sp, sp, #S_FRAME_SIZE		@ Allocate frame size in one go
- 	stmia	sp, {r0 - r12}			@ save r0 - r12
- 	ldr	r7, .LC\sym
- 	add	r5, sp, #S_PC
- 	ldmia	r7, {r2 - r4}			@ Get USR pc, cpsr
+ 	.macro	usr_entry
+ 	sub	sp, sp, #S_FRAME_SIZE
+ 	stmib	sp, {r1 - r12}
+ 
+ 	ldmia	r0, {r1 - r3}
+ 	add	r0, sp, #S_PC		@ here for interlock avoidance
+ 	mov	r4, #-1			@  ""  ""     ""        ""
+ 
+ 	str	r1, [sp]		@ save the "real" r0 copied
+ 					@ from the exception stack
  
 -#if __LINUX_ARM_ARCH__ < 6
 +#if __LINUX_ARM_ARCH__ < 6 && !defined(CONFIG_NEEDS_SYSCALL_FOR_CMPXCHG)
  	@ make sure our user space atomic helper is aborted
  	cmp	r2, #VIRT_OFFSET
  	bichs	r3, r3, #PSR_Z_BIT