diff options
| author | David Miller <davem@davemloft.net> | 2018-10-17 12:08:59 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-11-27 16:10:47 +0100 |
| commit | bff410ea7ec2541a38d353a9e012f7f4622e17c1 (patch) | |
| tree | e86b5100b8bc50ea87224d15575e4fb56e5ec67a /tools | |
| parent | 0333b8fc793bdb01b454a9c2ad3bf2c63a8cb530 (diff) | |
perf symbols: Set PLT entry/header sizes properly on Sparc
[ Upstream commit d6afa561e1471ccfdaf7191230c0c59a37e45a5b ]
Using the sh_entsize for both values isn't correct. It happens to be
correct on x86...
For both 32-bit and 64-bit sparc, there are four PLT entries in the PLT
section.
Signed-off-by: David S. Miller <davem@davemloft.net>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexis Berlemont <alexis.berlemont@gmail.com>
Cc: David Tolnay <dtolnay@gmail.com>
Cc: Hanjun Guo <guohanjun@huawei.com>
Cc: Hemant Kumar <hemant@linux.vnet.ibm.com>
Cc: Li Bin <huawei.libin@huawei.com>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Milian Wolff <milian.wolff@kdab.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Wang Nan <wangnan0@huawei.com>
Cc: zhangmengting@huawei.com
Fixes: b2f7605076d6 ("perf symbols: Fix plt entry calculation for ARM and AARCH64")
Link: http://lkml.kernel.org/r/20181017.120859.2268840244308635255.davem@davemloft.net
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/symbol-elf.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c index 2de770511e70..8ad4296de98b 100644 --- a/tools/perf/util/symbol-elf.c +++ b/tools/perf/util/symbol-elf.c @@ -338,7 +338,17 @@ int dso__synthesize_plt_symbols(struct dso *dso, struct symsrc *ss, struct map * plt_entry_size = 16; break; - default: /* FIXME: s390/alpha/mips/parisc/poperpc/sh/sparc/xtensa need to be checked */ + case EM_SPARC: + plt_header_size = 48; + plt_entry_size = 12; + break; + + case EM_SPARCV9: + plt_header_size = 128; + plt_entry_size = 32; + break; + + default: /* FIXME: s390/alpha/mips/parisc/poperpc/sh/xtensa need to be checked */ plt_header_size = shdr_plt.sh_entsize; plt_entry_size = shdr_plt.sh_entsize; break; |