Messages in this thread | | | Date | Wed, 03 Sep 2008 13:44:05 +0200 | From | Cedric Le Goater <> | Subject | Re: [PATCH 1/9] Introduce trivial sys_checkpoint and sys_restore system calls |
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Andrey Mirkin wrote: > Right now they just return -ENOSYS. Later they will provide functionality > to checkpoint and restart a container. > > Both syscalls take as arguments a file descriptor and flags. > Also sys_checkpoint take as the first argument a PID of container's init > (later it will be container ID); sys_restart takes as the first argument > a container ID (right now it will not be used). > > Signed-off-by: Andrey Mirkin <major@openvz.org> > --- > Makefile | 2 +- > arch/x86/kernel/syscall_table_32.S | 2 + > cpt/Makefile | 1 + > cpt/sys_core.c | 38 ++++++++++++++++++++++++++++++++++++ > include/asm-x86/unistd_32.h | 2 + > 5 files changed, 44 insertions(+), 1 deletions(-) > create mode 100644 cpt/Makefile > create mode 100644 cpt/sys_core.c > > diff --git a/Makefile b/Makefile > index ea413fa..1dee5c0 100644 > --- a/Makefile > +++ b/Makefile > @@ -619,7 +619,7 @@ export mod_strip_cmd > > > ifeq ($(KBUILD_EXTMOD),) > -core-y += kernel/ mm/ fs/ ipc/ security/ crypto/ block/ > +core-y += kernel/ mm/ fs/ ipc/ security/ crypto/ block/ cpt/ > > vmlinux-dirs := $(patsubst %/,%,$(filter %/, $(init-y) $(init-m) \ > $(core-y) $(core-m) $(drivers-y) $(drivers-m) \ > diff --git a/arch/x86/kernel/syscall_table_32.S b/arch/x86/kernel/syscall_table_32.S > index fd9d4f4..4a0d7fb 100644 > --- a/arch/x86/kernel/syscall_table_32.S > +++ b/arch/x86/kernel/syscall_table_32.S > @@ -333,3 +333,5 @@ ENTRY(sys_call_table) > .long sys_pipe2 > .long sys_inotify_init1 > .long sys_hijack > + .long sys_checkpoint > + .long sys_restart /* 335 */
this patchset is based on top of :
git://git.kernel.org/pub/scm/linux/kernel/git/daveh/linux-2.6-lxc.git
right ?
C.
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