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| author | Waiman Long <longman@redhat.com> | 2018-10-24 00:25:51 +0300 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2018-11-08 01:27:33 +0300 |
| commit | f8d0dc21d409c0ecb921f4ae1ab3e0763a26c979 (patch) | |
| tree | 7b89badc52f3074dcef6b82eb9af5873aab1361b /Documentation/filesystems | |
| parent | 1afc5fb5f6b146084d569f0c216bf6f753af7705 (diff) | |
| download | linux-f8d0dc21d409c0ecb921f4ae1ab3e0763a26c979.tar.xz | |
Documentation/proc.txt: Add 2 missing fields for /proc/<pid>/status
It was found that two of the fields in the /proc/<pid>/status file were
missing - CapAmb & Speculation_Store_Bypass. They are now added to the
proc.txt documentation file.
v2: Update the example as well.
Signed-off-by: Waiman Long <longman@redhat.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'Documentation/filesystems')
| -rw-r--r-- | Documentation/filesystems/proc.txt | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt index 12a5e6e693b6..a078efad9957 100644 --- a/Documentation/filesystems/proc.txt +++ b/Documentation/filesystems/proc.txt @@ -193,8 +193,10 @@ read the file /proc/PID/status: CapPrm: 0000000000000000 CapEff: 0000000000000000 CapBnd: ffffffffffffffff + CapAmb: 0000000000000000 NoNewPrivs: 0 Seccomp: 0 + Speculation_Store_Bypass: thread vulnerable voluntary_ctxt_switches: 0 nonvoluntary_ctxt_switches: 1 @@ -214,7 +216,7 @@ asynchronous manner and the value may not be very precise. To see a precise snapshot of a moment, you can see /proc/<pid>/smaps file and scan page table. It's slow but very precise. -Table 1-2: Contents of the status files (as of 4.8) +Table 1-2: Contents of the status files (as of 4.19) .............................................................................. Field Content Name filename of the executable @@ -267,8 +269,10 @@ Table 1-2: Contents of the status files (as of 4.8) CapPrm bitmap of permitted capabilities CapEff bitmap of effective capabilities CapBnd bitmap of capabilities bounding set + CapAmb bitmap of ambient capabilities NoNewPrivs no_new_privs, like prctl(PR_GET_NO_NEW_PRIV, ...) Seccomp seccomp mode, like prctl(PR_GET_SECCOMP, ...) + Speculation_Store_Bypass speculative store bypass mitigation status Cpus_allowed mask of CPUs on which this process may run Cpus_allowed_list Same as previous, but in "list format" Mems_allowed mask of memory nodes allowed to this process |