Re: [PATCH] S390: Hotpatching fixes.

2015-03-27 Thread Andreas Krebbel
On 03/26/2015 09:56 PM, Jakub Jelinek wrote: Hi! On Mon, Mar 09, 2015 at 01:19:38PM +0100, Dominik Vogt wrote: @@ -11368,6 +11349,7 @@ static void s390_reorg (void) { bool pool_overflow = false; + int hw_before, hw_after; /* Make sure all splits have been performed; splits

Re: [PATCH] S390: Hotpatching fixes.

2015-03-27 Thread Jakub Jelinek
On Fri, Mar 27, 2015 at 10:30:38AM +0100, Andreas Krebbel wrote: At a second glance it is not really clear to me why we disable hotpatching for nested functions at all. While it is probably a bit difficult to actually hotpatch them I don't see why we should prevent it. We probably just

Re: [PATCH] S390: Hotpatching fixes.

2015-03-26 Thread Jakub Jelinek
Hi! On Mon, Mar 09, 2015 at 01:19:38PM +0100, Dominik Vogt wrote: @@ -11368,6 +11349,7 @@ static void s390_reorg (void) { bool pool_overflow = false; + int hw_before, hw_after; /* Make sure all splits have been performed; splits after machine_dependent_reorg might confuse

Re: [PATCH] S390: Hotpatching fixes.

2015-03-09 Thread Jakub Jelinek
On Mon, Mar 09, 2015 at 12:22:21PM +0100, Dominik Vogt wrote: @@ -5308,34 +5309,14 @@ s390_asm_output_function_label (FILE *asm_out_file, const char *fname, stored directly before the label without crossing a cacheline boundary. All this is necessary to make sure the trampoline

Re: [PATCH] S390: Hotpatching fixes.

2015-03-09 Thread Dominik Vogt
e0083a3044797bf13ebdc9294fb0ebc117cbed4b Mon Sep 17 00:00:00 2001 From: Dominik Vogt v...@linux.vnet.ibm.com Date: Mon, 23 Feb 2015 13:48:26 +0100 Subject: [PATCH] S390: Hotpatching fixes. * Properly align function labels with -mhotpatch and add test cases. * Include the nops after the function label

Re: [PATCH] S390: Hotpatching fixes.

2015-03-09 Thread Dominik Vogt
New patch with review results: * 6-byte-NOP only for ZARCH * Formatting. Ciao Dominik ^_^ ^_^ -- Dominik Vogt IBM Germany From 176268849643c46427ea873c35390700ea7a4489 Mon Sep 17 00:00:00 2001 From: Dominik Vogt v...@linux.vnet.ibm.com Date: Mon, 23 Feb 2015 13:48:26 +0100 Subject: [PATCH

[PATCH] S390: Hotpatching fixes.

2015-03-05 Thread Dominik Vogt
cases. Ciao Dominik ^_^ ^_^ -- Dominik Vogt IBM Germany From 2d42c989a83fac102294ebdff6e68ca4bd571915 Mon Sep 17 00:00:00 2001 From: Dominik Vogt v...@linux.vnet.ibm.com Date: Mon, 23 Feb 2015 13:48:26 +0100 Subject: [PATCH] S390: Hotpatching fixes. * Properly align function labels