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perf symbols: Record the domain of DSOs in HEADER_BUILD_ID header table

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So that we can restore them to the right DSO list (either
dsos__kernel or dsos__user).

We do that just like the kernel does for the other events,
encoding PERF_RECORD_MISC_{KERNEL,USER} in perf_event_header.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <1262901583-8074-2-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Arnaldo Carvalho de Melo
2010-01-07 19:59:39 -02:00
committed by Ingo Molnar
parent fed5af61dc
commit a89e5abe3e
4 changed files with 23 additions and 9 deletions
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6
tools/perf/util/session.c
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@@ -255,6 +255,7 @@ int perf_header__read_build_ids(int input, u64 offset, u64 size)
while (offset < limit) {
struct dso *dso;
ssize_t len;
struct list_head *head = &dsos__user;
if (read(input, &bev, sizeof(bev)) != sizeof(bev))
goto out;
@@ -263,7 +264,10 @@ int perf_header__read_build_ids(int input, u64 offset, u64 size)
if (read(input, filename, len) != len)
goto out;
dso = dsos__findnew(filename);
if (bev.header.misc & PERF_RECORD_MISC_KERNEL)
head = &dsos__kernel;
dso = __dsos__findnew(head, filename);
if (dso != NULL)
dso__set_build_id(dso, &bev.build_id);