The patch titled
NOMMU: Add docs about shared memory
has been added to the -mm tree. Its filename is
nommu-add-docs-about-shared-memory.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: NOMMU: Add docs about shared memory
From: David Howells <dhowells@xxxxxxxxxx>
Add documentation about using shared memory in NOMMU mode.
Signed-off-by: David Howells <dhowells@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
Documentation/nommu-mmap.txt | 9 +++++++++
1 file changed, 9 insertions(+)
diff -puN Documentation/nommu-mmap.txt~nommu-add-docs-about-shared-memory Documentation/nommu-mmap.txt
--- a/Documentation/nommu-mmap.txt~nommu-add-docs-about-shared-memory
+++ a/Documentation/nommu-mmap.txt
@@ -129,6 +129,15 @@ FURTHER NOTES ON NO-MMU MMAP
with character device files, pipes, fifos and sockets.
+==========================
+INTERPROCESS SHARED MEMORY
+==========================
+
+Both SYSV IPC SHM shared memory and POSIX shared memory is supported in NOMMU
+mode. The former through the usual mechanism, the latter through files created
+on ramfs or tmpfs mounts.
+
+
=============
NO-MMU MREMAP
=============
_
Patches currently in -mm which might be from dhowells@xxxxxxxxxx are
git-block.patch
git-gfs2.patch
git-nfs.patch
nfs-replace-null-dentries-that-appear-in-readdirs-list-2.patch
binfmt_elf-consistently-use-loff_t.patch
nommu-check-that-access_process_vm-has-a-valid-target.patch
nommu-set-bdi-capabilities-for-dev-mem-and-dev-kmem.patch
nommu-set-bdi-capabilities-for-dev-mem-and-dev-kmem-tidy.patch
nommu-use-find_vma-rather-than-reimplementing-a-vma-search.patch
check-if-start-address-is-in-vma-region-in-nommu-function-get_user_pages.patch
nommu-permit-ptrace-to-ignore-non-prot_write-vmas-in-nommu-mode.patch
nommu-implement-proc-pid-maps-for-nommu.patch
nommu-order-the-per-mm_struct-vma-list.patch
nommu-make-mremap-partially-work-for-nommu-kernels.patch
nommu-add-docs-about-shared-memory.patch
afs-add-lock-annotations-to-afs_proc_cell_servers_startstop.patch
elf_fdpic_core_dump-dont-take-tasklist_lock.patch
simplify-update_times-avoid-jiffies-jiffies_64-aliasing-problem-2.patch
lib-rwsemc-un-inline-rwsem_down_failed_common.patch
reiserfs-make-sure-all-dentries-refs-are-released-before-calling-kill_block_super-try-2.patch
fs-cache-provide-a-filesystem-specific-syncable-page-bit.patch
fs-cache-generic-filesystem-caching-facility.patch
fs-cache-release-page-private-in-failed-readahead.patch
fs-cache-release-page-private-after-failed-readahead-12.patch
fs-cache-make-kafs-use-fs-cache.patch
fs-cache-make-kafs-use-fs-cache-fix.patch
fs-cache-make-kafs-use-fs-cache-12.patch
fs-cache-make-kafs-use-fs-cache-12-fix.patch
fs-cache-make-kafs-use-fs-cache-vs-streamline-generic_file_-interfaces-and-filemap.patch
nfs-use-local-caching.patch
nfs-use-local-caching-12.patch
nfs-use-local-caching-12-fix.patch
fs-cache-cachefiles-ia64-missing-copy_page-export.patch
fs-cache-cachefiles-a-cache-that-backs-onto-a-mounted-filesystem.patch
fs-cache-cachefiles-a-cache-that-backs-onto-a-mounted-filesystem-cachefiles-printk-format-warning.patch
fs-cache-cachefiles-a-cache-that-backs-onto-a-mounted-filesystem-warning-fixes.patch
fs-cache-cachefiles-a-cache-that-backs-onto-a-mounted-filesystem-cachefiles-cachefiles_write_page-shouldnt-indicate-error-twice.patch
fs-cache-cachefiles-a-cache-that-backs-onto-a-mounted-filesystem-cachefiles-handle-enospc-on-create-mkdir-better.patch
fs-cache-cachefiles-a-cache-that-backs-onto-a-mounted-filesystem-inode-count-maintenance.patch
autofs-make-sure-all-dentries-refs-are-released-before-calling-kill_anon_super.patch
vfs-destroy-the-dentries-contributed-by-a-superblock-on-unmounting.patch
vfs-make-filldir_t-and-struct-kstat-deal-in-64-bit-inode-numbers.patch
vfs-make-filldir_t-and-struct-kstat-deal-in-64-bit-inode-numbers-alpha-fix.patch
nfs-represent-64-bit-fileids-as-64-bit-inode-numbers-on-32-bit-systems.patch
ecryptfs-get_sb_dev-fix.patch
introduce-kernel_execve.patch
rename-the-provided-execve-functions-to-kernel_execve.patch
provide-kernel_execve-on-all-architectures.patch
provide-kernel_execve-on-all-architectures-fix.patch
remove-the-use-of-_syscallx-macros-in-uml.patch
sh64-remove-the-use-of-kernel-syscalls.patch
remove-remaining-errno-and-__kernel_syscalls__-references.patch
reiser4-get_sb_dev-fix.patch
mutex-subsystem-synchro-test-module.patch
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