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Base: Document /proc/{pid}/children in proc(7) manpage

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MacDue 2022-06-22 12:46:54 +01:00 committed by Linus Groh
parent e9dae38f38
commit 92a1e9607d
Notes: sideshowbarker 2024-07-17 10:02:09 +09:00 
Author: https://github.com/MacDue
Commit: https://github.com/SerenityOS/serenity/commit/92a1e9607d
Pull-request: https://github.com/SerenityOS/serenity/pull/14355
Reviewed-by: https://github.com/linusg ✅
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Base/usr/share/man/man7/proc.md
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@ -20,7 +20,7 @@ by a device file.
them.
* **`dmesg`** - this node exports information from the kernel log.
* **`interrupts`** - this node exports information on all IRQ handlers and basic statistics on
them.
them.
* **`kernel_base`** - this node reveals the loading address of the kernel.
* **`keymap`** - this node exports information on current used keymap.
* **`memstat`** - this node exports statistics on memory allocation in the kernel.
@ -54,6 +54,7 @@ sanitizer errors.
* **`stacks`** - this directory lists all stack traces of process threads.
* **`unveil`** - this node exports information on all the unveil requests of a process.
* **`vm`** - this node exports information on virtual memory mappings of a process.
* **`children`** - this directory lists all the child processes of a process.
### Consistency and stability of data across multiple read operations
@ -61,7 +62,7 @@ When opening a data node, the kernel generates the required data so it's prepare
for read operation when requested to. However, in order to ensure that multiple reads
will not create a corrupted data from that data node, a read operation alone will
not inquire the kernel to refresh the data.
To keep data output being refreshed, the userland has to re-open the data node with a
To keep data output being refreshed, the userland has to re-open the data node with a
new file descriptor, or to perform the `lseek` syscall on the open file descriptor to
reset the the offset to 0.