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authorAlexander Gordeev <agordeev@linux.ibm.com>2022-08-06 09:13:28 +0200
committerAlexander Gordeev <agordeev@linux.ibm.com>2022-08-06 09:13:28 +0200
commit3fb39cb7c5145a10e1a0221c057e92fb8855efbb (patch)
tree26ca31fface7df74060218f045803f72a9656472 /arch/s390
parents390/unwind: fix fgraph return address recovery (diff)
downloadlinux-3fb39cb7c5145a10e1a0221c057e92fb8855efbb.tar.xz
linux-3fb39cb7c5145a10e1a0221c057e92fb8855efbb.zip
Revert "s390/smp,ptdump: add absolute lowcore markers"
This reverts commit e409b7f19172a3c154de62de4baf32a2c25a375a. Commit 7d06fed77b7d ("s390/smp: rework absolute lowcore access") introduced mutex lock with interrupts disabled. This commit is a follow-up that needs to be reverted as well. Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/mm/dump_pagetables.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/arch/s390/mm/dump_pagetables.c b/arch/s390/mm/dump_pagetables.c
index 393d6ef4589e..9f9af5298dd6 100644
--- a/arch/s390/mm/dump_pagetables.c
+++ b/arch/s390/mm/dump_pagetables.c
@@ -8,7 +8,6 @@
#include <linux/kasan.h>
#include <asm/ptdump.h>
#include <asm/kasan.h>
-#include <asm/abs_lowcore.h>
#include <asm/nospec-branch.h>
#include <asm/sections.h>
@@ -40,8 +39,6 @@ enum address_markers_idx {
VMALLOC_END_NR,
MODULES_NR,
MODULES_END_NR,
- ABS_LOWCORE_NR,
- ABS_LOWCORE_END_NR,
};
static struct addr_marker address_markers[] = {
@@ -65,8 +62,6 @@ static struct addr_marker address_markers[] = {
[VMALLOC_END_NR] = {0, "vmalloc Area End"},
[MODULES_NR] = {0, "Modules Area Start"},
[MODULES_END_NR] = {0, "Modules Area End"},
- [ABS_LOWCORE_NR] = {0, "Lowcore Area Start"},
- [ABS_LOWCORE_END_NR] = {0, "Lowcore Area End"},
{ -1, NULL }
};
@@ -283,8 +278,6 @@ static int pt_dump_init(void)
address_markers[IDENTITY_AFTER_END_NR].start_address = ident_map_size;
address_markers[MODULES_NR].start_address = MODULES_VADDR;
address_markers[MODULES_END_NR].start_address = MODULES_END;
- address_markers[ABS_LOWCORE_NR].start_address = __abs_lowcore;
- address_markers[ABS_LOWCORE_END_NR].start_address = __abs_lowcore + ABS_LOWCORE_MAP_SIZE;
address_markers[VMEMMAP_NR].start_address = (unsigned long) vmemmap;
address_markers[VMEMMAP_END_NR].start_address = (unsigned long)vmemmap + vmemmap_size;
address_markers[VMALLOC_NR].start_address = VMALLOC_START;