The patch titled
user.c: #ifdef ->mq_bytes
has been added to the -mm tree. Its filename is
userc-ifdef-mq_bytes.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: user.c: #ifdef ->mq_bytes
From: Alexey Dobriyan <adobriyan@xxxxx>
For those who deselect POSIX message queues.
Reduces SLAB size of user_struct from 64 to 32 bytes here, SLUB size -- from
40 bytes to 32 bytes.
Signed-off-by: Alexey Dobriyan <adobriyan@xxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/sched.h | 2 ++
kernel/user.c | 1 -
2 files changed, 2 insertions(+), 1 deletion(-)
diff -puN include/linux/sched.h~userc-ifdef-mq_bytes include/linux/sched.h
--- a/include/linux/sched.h~userc-ifdef-mq_bytes
+++ a/include/linux/sched.h
@@ -515,8 +515,10 @@ struct user_struct {
atomic_t inotify_watches; /* How many inotify watches does this user have? */
atomic_t inotify_devs; /* How many inotify devs does this user have opened? */
#endif
+#ifdef CONFIG_POSIX_MQUEUE
/* protected by mq_lock */
unsigned long mq_bytes; /* How many bytes can be allocated to mqueue? */
+#endif
unsigned long locked_shm; /* How many pages of mlocked shm ? */
#ifdef CONFIG_KEYS
diff -puN kernel/user.c~userc-ifdef-mq_bytes kernel/user.c
--- a/kernel/user.c~userc-ifdef-mq_bytes
+++ a/kernel/user.c
@@ -44,7 +44,6 @@ struct user_struct root_user = {
.processes = ATOMIC_INIT(1),
.files = ATOMIC_INIT(0),
.sigpending = ATOMIC_INIT(0),
- .mq_bytes = 0,
.locked_shm = 0,
#ifdef CONFIG_KEYS
.uid_keyring = &root_user_keyring,
_
Patches currently in -mm which might be from adobriyan@xxxxx are
consolidate-ptrace_detach.patch
git-kbuild.patch
slub-avoid-touching-page-struct-when-freeing-to-per-cpu-slab-fix.patch
use-list_head-in-binfmt-handling-update.patch
make-unregister_binfmt-return-void.patch
slab_panic-more-proc-posix-timers-shmem.patch
add-kernel-notifierc.patch
add-kernel-notifierc-fix.patch
add-kernel-notifierc-fix-2.patch
tweak-proc-ipmi-removal.patch
shrink-task_struct-if-config_futex=n.patch
userc-deinline.patch
userc-ifdef-mq_bytes.patch
sysctl-core-stop-using-the-unnecessary-ctl_table-typedef.patch
sysctl-factor-out-sysctl_data.patch
sysct-mqueue-remove-the-binary-sysctl-numbers.patch
sysctl-remove-binary-sysctl-support-where-it-clearly-doesnt-work.patch
sysctl-fix-neighbour-table-sysctls.patch
sysctl-ipv6-route-flushing-kill-binary-path.patch
sysctl-remove-broken-sunrpc-debug-binary-sysctls.patch
sysctl-x86_64-remove-unnecessary-binary-paths.patch
sysctl-remove-broken-cdrom-binary-sysctls.patch
sysctl-ipv4-remove-binary-sysctl-paths-where-they-are-broken.patch
sysctl-remove-the-binary-interface-for-aio-nr-aio-max-nr-acpi_video_flags.patch
sysctl-error-on-bad-sysctl-tables.patch
sysctl-update-sysctl_check_table.patch
single_open-seq_release-leak-diagnostics.patch
-
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