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[PATCH] lightweight robust futexes updates

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- fix: initialize the robust list(s) to NULL in copy_process.

- doc update

- cleanup: rename _inuser to _inatomic

- __user cleanups and other small cleanups

Signed-off-by: Ingo Molnar <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Arjan van de Ven <[email protected]>
Cc: Ulrich Drepper <[email protected]>
Cc: Andi Kleen <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Ingo Molnar 2006-03-27 01:16:27 -08:00 • committed by Linus Torvalds
commit 8f17d3a504
12 changed files with 24 additions and 26 deletions
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2
Documentation/robust-futex-ABI.txt
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@ -142,8 +142,6 @@ On insertion:
of the 'lock word', to the linked list starting at 'head', and
4) clear the 'list_op_pending' word.
XXX I am particularly unsure of the following -pj XXX
On removal:
1) set the 'list_op_pending' word to the address of the 'lock word'
to be removed,

2
Documentation/robust-futexes.txt
View file

@ -213,6 +213,6 @@ robust-mutex testcases.
All other architectures should build just fine too - but they wont have
the new syscalls yet.
Architectures need to implement the new futex_atomic_cmpxchg_inuser()
Architectures need to implement the new futex_atomic_cmpxchg_inatomic()
inline function before writing up the syscalls (that function returns
-ENOSYS right now).