Section: Linux Programmer's Manual (2)
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get_thread_area - get a thread-local storage (TLS) area
int get_thread_area(struct user_desc *u_info);
There is no glibc wrapper for this system call; see NOTES.
returns an entry in the current thread's thread-local storage (TLS) array.
The index of the entry corresponds to the value
, passed in by the user.
If the value is in bounds,
copies the corresponding
TLS entry into the area pointed to by u_info
returns 0 on success.
Otherwise, it returns -1 and sets
u_info is an invalid pointer.
u_info->entry_number is out of bounds.
A version of
first appeared in Linux 2.5.32.
is Linux-specific and should not be used in programs
that are intended to be portable.
Glibc does not provide a wrapper for this system call,
since it is generally intended for use only by threading libraries.
In the unlikely event that you want to call it directly, use
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- RETURN VALUE
- CONFORMING TO
- SEE ALSO