diff options
author | Jens Axboe <axboe@kernel.dk> | 2012-07-30 09:03:10 +0200 |
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committer | Jens Axboe <axboe@kernel.dk> | 2012-07-30 09:03:10 +0200 |
commit | 72ea1f74fcdf874cca6d2c0962379523bbd99e2c (patch) | |
tree | 4c67be6c73356086ff44ef1b8b1c9479702689ca /tools/perf/util/map.c | |
parent | b1af9be5ef77898c05667bb9dbf3b180d91d3292 (diff) | |
parent | a73ff3231df59a4b92ccd0dd4e73897c5822489b (diff) |
Merge branch 'for-jens' of git://git.drbd.org/linux-drbd into for-3.6/drivers
Diffstat (limited to 'tools/perf/util/map.c')
-rw-r--r-- | tools/perf/util/map.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c index 35ae56864e4..a1f4e366914 100644 --- a/tools/perf/util/map.c +++ b/tools/perf/util/map.c @@ -669,25 +669,26 @@ struct machine *machines__find(struct rb_root *self, pid_t pid) struct machine *machines__findnew(struct rb_root *self, pid_t pid) { char path[PATH_MAX]; - const char *root_dir; + const char *root_dir = ""; struct machine *machine = machines__find(self, pid); - if (!machine || machine->pid != pid) { - if (pid == HOST_KERNEL_ID || pid == DEFAULT_GUEST_KERNEL_ID) - root_dir = ""; - else { - if (!symbol_conf.guestmount) - goto out; - sprintf(path, "%s/%d", symbol_conf.guestmount, pid); - if (access(path, R_OK)) { - pr_err("Can't access file %s\n", path); - goto out; - } - root_dir = path; + if (machine && (machine->pid == pid)) + goto out; + + if ((pid != HOST_KERNEL_ID) && + (pid != DEFAULT_GUEST_KERNEL_ID) && + (symbol_conf.guestmount)) { + sprintf(path, "%s/%d", symbol_conf.guestmount, pid); + if (access(path, R_OK)) { + pr_err("Can't access file %s\n", path); + machine = NULL; + goto out; } - machine = machines__add(self, pid, root_dir); + root_dir = path; } + machine = machines__add(self, pid, root_dir); + out: return machine; } |