The patch titled Subject: Documentation: update sysctl/kernel.txt has been removed from the -mm tree. Its filename was ipc-add-sysctl-to-specify-desired-next-object-id-documentation-update-sysctl-kerneltxt.patch This patch was dropped because it was folded into ipc-add-sysctl-to-specify-desired-next-object-id.patch ------------------------------------------------------ From: Stanislav Kinsbursky <skinsbursky@xxxxxxxxxxxxx> Subject: Documentation: update sysctl/kernel.txt Add documentation about new "msg_next_id", "sem_next_id" and "shm_next_id" sysctls. Signed-off-by: Stanislav Kinsbursky <skinsbursky@xxxxxxxxxxxxx> Cc: Serge Hallyn <serge.hallyn@xxxxxxxxxxxxx> Cc: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx> Cc: Pavel Emelyanov <xemul@xxxxxxxxxxxxx> Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx> Cc: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx> Cc: Michael Kerrisk <mtk.manpages@xxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- Documentation/sysctl/kernel.txt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff -puN Documentation/sysctl/kernel.txt~ipc-add-sysctl-to-specify-desired-next-object-id-documentation-update-sysctl-kerneltxt Documentation/sysctl/kernel.txt --- a/Documentation/sysctl/kernel.txt~ipc-add-sysctl-to-specify-desired-next-object-id-documentation-update-sysctl-kerneltxt +++ a/Documentation/sysctl/kernel.txt @@ -38,6 +38,7 @@ show up in /proc/sys/kernel: - l2cr [ PPC only ] - modprobe ==> Documentation/debugging-modules.txt - modules_disabled +- msg_next_id [ sysv ipc ] - msgmax - msgmnb - msgmni @@ -62,7 +63,9 @@ show up in /proc/sys/kernel: - rtsig-max - rtsig-nr - sem +- sem_next_id [ sysv ipc ] - sg-big-buff [ generic SCSI device (sg) ] +- shm_next_id [ sysv ipc ] - shm_rmid_forced - shmall - shmmax [ sysv ipc ] @@ -325,6 +328,22 @@ to false. ============================================================== +msg_next_id, sem_next_id, and shm_next_id: + +These three toggles allows to specify desired id for next allocated IPC +object: message, semaphore or shared memory respectively. + +By default they are equal to -1, which means generic allocation logic. +Possible values to set are in range {0..INT_MAX}. + +Notes: +1) kernel doesn't guarantee, that new object will have desired id. So, +it's up to userspace, how to handle an object with "wrong" id. +2) Toggle with non-default value will be set back to -1 by kernel after +successful IPC object allocation. + +============================================================== + nmi_watchdog: Enables/Disables the NMI watchdog on x86 systems. When the value is _ Patches currently in -mm which might be from skinsbursky@xxxxxxxxxxxxx are origin.patch linux-next.patch ipc-remove-forced-assignment-of-selected-message.patch ipc-add-sysctl-to-specify-desired-next-object-id.patch ipc-message-queue-receive-cleanup.patch ipc-message-queue-receive-cleanup-checkpatch-fixes.patch ipc-message-queue-copy-feature-introduced.patch ipc-message-queue-copy-feature-introduced-remove-redundant-msg_copy-check.patch ipc-message-queue-copy-feature-introduced-cleanup-do_msgrcv-aroung-msg_copy-feature.patch selftests-ipc-message-queue-copy-feature-test.patch selftests-ipc-message-queue-copy-feature-test-update.patch ipc-simplify-free_copy-call.patch ipc-convert-prepare_copy-from-macro-to-function.patch ipc-convert-prepare_copy-from-macro-to-function-fix.patch ipc-simplify-message-copying.patch ipc-add-more-comments-to-message-copying-related-code.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html