From: Michael Holzheu Date: Tue, 6 Oct 2009 08:34:12 +0000 (+0200) Subject: [S390] hibernate: Use correct place for CPU address in lowcore X-Git-Tag: Ubuntu-5.4-5.4.0-11.14~28374^2~3 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=dd43bfca431b02117e8598e01b301e001a68295e;p=mirror_ubuntu-focal-kernel.git [S390] hibernate: Use correct place for CPU address in lowcore We used address 0x1084 instead of 0x84 to store the suspend CPU address. With this patch we use the correct address 0x84 as it is defined in the POP. Signed-off-by: Michael Holzheu Signed-off-by: Martin Schwidefsky --- diff --git a/arch/s390/kernel/swsusp_asm64.S b/arch/s390/kernel/swsusp_asm64.S index 008e35af339f..7c8653e27db6 100644 --- a/arch/s390/kernel/swsusp_asm64.S +++ b/arch/s390/kernel/swsusp_asm64.S @@ -43,7 +43,7 @@ swsusp_arch_suspend: lghi %r1,0x1000 /* Save CPU address */ - stap __LC_CPU_ADDRESS(%r1) + stap __LC_CPU_ADDRESS(%r0) /* Store registers */ mvc 0x318(4,%r1),__SF_EMPTY(%r15) /* move prefix to lowcore */ @@ -172,8 +172,7 @@ pgm_check_entry: larl %r1,.Lresume_cpu /* Resume CPU address: r2 */ stap 0(%r1) llgh %r2,0(%r1) - lghi %r3,0x1000 - llgh %r1,__LC_CPU_ADDRESS(%r3) /* Suspend CPU address: r1 */ + llgh %r1,__LC_CPU_ADDRESS(%r0) /* Suspend CPU address: r1 */ cgr %r1,%r2 je restore_registers /* r1 = r2 -> nothing to do */ larl %r4,.Lrestart_suspend_psw /* Set new restart PSW */