Now the generic code can handle kallsyms fixup properly so no need to
keep the arch-functions anymore.
Signed-off-by: Namhyung Kim
Acked-by: Ian Rogers
Cc: Heiko Carstens
Cc: Ingo Molnar
Cc: Jiri Olsa
Cc: John Garry
Cc: Leo Yan
Cc: Mark Rutland
Cc: Masami Hiramatsu
Cc: Mathieu Poirier
Cc: Michael Ellerman
Cc: Michael Petlan
Cc: Peter Zijlstra
Cc: Song Liu
Cc: Will Deacon
Cc: linux-s...@vger.kernel.org
Cc: linuxppc-dev@lists.ozlabs.org
Link: https://lore.kernel.org/r/20220416004048.1514900-4-namhy...@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo
---
The original commit id is a5d20d42a2f2dc2b2f9e9361912062732414090d
tools/perf/arch/arm64/util/Build | 1 -
tools/perf/arch/arm64/util/machine.c | 28 --
tools/perf/arch/powerpc/util/Build | 1 -
tools/perf/arch/powerpc/util/machine.c | 25 ---
tools/perf/arch/s390/util/machine.c| 16 ---
tools/perf/util/symbol.c | 5 -
tools/perf/util/symbol.h | 1 -
7 files changed, 77 deletions(-)
delete mode 100644 tools/perf/arch/arm64/util/machine.c
delete mode 100644 tools/perf/arch/powerpc/util/machine.c
diff --git a/tools/perf/arch/arm64/util/Build b/tools/perf/arch/arm64/util/Build
index 9fcb4e68add9..78dfc282e5e2 100644
--- a/tools/perf/arch/arm64/util/Build
+++ b/tools/perf/arch/arm64/util/Build
@@ -1,5 +1,4 @@
perf-y += header.o
-perf-y += machine.o
perf-y += perf_regs.o
perf-y += tsc.o
perf-y += pmu.o
diff --git a/tools/perf/arch/arm64/util/machine.c
b/tools/perf/arch/arm64/util/machine.c
deleted file mode 100644
index 7e7714290a87..
--- a/tools/perf/arch/arm64/util/machine.c
+++ /dev/null
@@ -1,28 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-
-#include
-#include
-#include
-#include "debug.h"
-#include "symbol.h"
-
-/* On arm64, kernel text segment starts at high memory address,
- * for example 0x 8xxx . Modules start at a low memory
- * address, like 0x 00ax . When only small amount of
- * memory is used by modules, gap between end of module's text segment
- * and start of kernel text segment may reach 2G.
- * Therefore do not fill this gap and do not assign it to the kernel dso map.
- */
-
-#define SYMBOL_LIMIT (1 << 12) /* 4K */
-
-void arch__symbols__fixup_end(struct symbol *p, struct symbol *c)
-{
- if ((strchr(p->name, '[') && strchr(c->name, '[') == NULL) ||
- (strchr(p->name, '[') == NULL && strchr(c->name, '[')))
- /* Limit range of last symbol in module and kernel */
- p->end += SYMBOL_LIMIT;
- else
- p->end = c->start;
- pr_debug4("%s sym:%s end:%#" PRIx64 "\n", __func__, p->name, p->end);
-}
diff --git a/tools/perf/arch/powerpc/util/Build
b/tools/perf/arch/powerpc/util/Build
index 8a79c4126e5b..0115f3166568 100644
--- a/tools/perf/arch/powerpc/util/Build
+++ b/tools/perf/arch/powerpc/util/Build
@@ -1,5 +1,4 @@
perf-y += header.o
-perf-y += machine.o
perf-y += kvm-stat.o
perf-y += perf_regs.o
perf-y += mem-events.o
diff --git a/tools/perf/arch/powerpc/util/machine.c
b/tools/perf/arch/powerpc/util/machine.c
deleted file mode 100644
index e652a1aa8132..
--- a/tools/perf/arch/powerpc/util/machine.c
+++ /dev/null
@@ -1,25 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-
-#include
-#include
-#include
-#include // page_size
-#include "debug.h"
-#include "symbol.h"
-
-/* On powerpc kernel text segment start at memory addresses, 0xc000
- * whereas the modules are located at very high memory addresses,
- * for example 0xc0080xxx. The gap between end of kernel text segment
- * and beginning of first module's text segment is very high.
- * Therefore do not fill this gap and do not assign it to the kernel dso map.
- */
-
-void arch__symbols__fixup_end(struct symbol *p, struct symbol *c)
-{
- if (strchr(p->name, '[') == NULL && strchr(c->name, '['))
- /* Limit the range of last kernel symbol */
- p->end += page_size;
- else
- p->end = c->start;
- pr_debug4("%s sym:%s end:%#" PRIx64 "\n", __func__, p->name, p->end);
-}
diff --git a/tools/perf/arch/s390/util/machine.c
b/tools/perf/arch/s390/util/machine.c
index 7644a4f6d4a4..98bc3f39d5f3 100644
--- a/tools/perf/arch/s390/util/machine.c
+++ b/tools/perf/arch/s390/util/machine.c
@@ -35,19 +35,3 @@ int arch__fix_module_text_start(u64 *start, u64 *size, const
char *name)
return 0;
}
-
-/* On s390 kernel text segment start is located at very low memory addresses,
- * for example 0x1. Modules are located at very high memory addresses,
- * for example 0x3ff . The gap between end of kernel text segment
- * and beginning of first module's text segment is very big.
- * Therefore do not fill this gap and do not assign it to the kernel dso map.
- */
-void arch__symbols__fixup_end(struct symbol *p, struct symbol *c)
-{
- if (strchr(p->name,