diff options
| author | Nathan Scott <nathans@redhat.com> | 2020-12-14 11:27:13 +1100 |
|---|---|---|
| committer | BenBE <BenBE@geshi.org> | 2020-12-14 01:46:29 +0100 |
| commit | 8d69a9a53eb05bb04383456dfcd16b507766d1da (patch) | |
| tree | fe33adaecc774a515adfc3a97271aeada1a2a2ba /linux | |
| parent | f8a610e6e170555f78731c3ea976d833a9f9f716 (diff) | |
Simplify initialization of the Linux haveSmapsRollup variable
Diffstat (limited to 'linux')
| -rw-r--r-- | linux/LinuxProcessList.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/linux/LinuxProcessList.c b/linux/LinuxProcessList.c index 1dab5dbb..5298cd3e 100644 --- a/linux/LinuxProcessList.c +++ b/linux/LinuxProcessList.c @@ -214,14 +214,8 @@ ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* pidMatchList, ui CRT_fatalError("Cannot get pagesize by sysconf(_SC_PAGESIZE)"); pageSizeKB = pageSize / ONE_K; - // Check for /proc/*/smaps_rollup availability (improves smaps parsing speed, Linux 4.14+) - FILE* file = fopen(PROCDIR "/self/smaps_rollup", "r"); - if (file != NULL) { - this->haveSmapsRollup = true; - fclose(file); - } else { - this->haveSmapsRollup = false; - } + // Test /proc/PID/smaps_rollup availability (faster to parse, Linux 4.14+) + this->haveSmapsRollup = (access(PROCDIR "/self/smaps_rollup", R_OK) == 0); // Read btime { |