Messages in this thread Patch in this message | | | From | David Howells <> | Subject | [PATCH] NOMMU: Document NOMMU support for futexes | Date | Thu, 07 Sep 2006 17:41:24 +0100 |
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From: David Howells <dhowells@redhat.com>
Document the fact that NOMMU now supports futexes.
Signed-Off-By: David Howells <dhowells@redhat.com> ---
Documentation/nommu-mmap.txt | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/Documentation/nommu-mmap.txt b/Documentation/nommu-mmap.txt index 4db7c18..7714f57 100644 --- a/Documentation/nommu-mmap.txt +++ b/Documentation/nommu-mmap.txt @@ -138,6 +138,16 @@ mode. The former through the usual mech on ramfs or tmpfs mounts. +======= +FUTEXES +======= + +Futexes are supported in NOMMU mode if the arch supports them. An error will +be given if an address passed to the futex system call lies outside the +mappings made by a process or if the mapping in which the address lies does not +support futexes (such as an I/O chardev mapping). + + ============= NO-MMU MREMAP ============= - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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