[CRIU] [PATCH 05/10] deduplication: add dedup comand to criu

Tikhomirov Pavel snorcht at gmail.com
Tue Nov 19 02:28:24 PST 2013


Signed-off-by: Tikhomirov Pavel <snorcht at gmail.com>
---
 Makefile.crtools  |    1 +
 cr-dedup.c        |    8 ++++++++
 crtools.c         |    5 +++++
 include/crtools.h |    1 +
 4 files changed, 15 insertions(+)
 create mode 100644 cr-dedup.c

diff --git a/Makefile.crtools b/Makefile.crtools
index 3030ce9..b029188 100644
--- a/Makefile.crtools
+++ b/Makefile.crtools
@@ -12,6 +12,7 @@ obj-y	+= proc_parse.o
 obj-y	+= cr-dump.o
 obj-y	+= cr-show.o
 obj-y	+= cr-check.o
+obj-y	+= cr-dedup.o
 obj-y	+= util.o
 obj-y	+= sysctl.o
 obj-y	+= ptrace.o
diff --git a/cr-dedup.c b/cr-dedup.c
new file mode 100644
index 0000000..225ab2d
--- /dev/null
+++ b/cr-dedup.c
@@ -0,0 +1,8 @@
+#include <unistd.h>
+
+#include "crtools.h"
+
+int cr_dedup(void)
+{
+	return 0;
+}
diff --git a/crtools.c b/crtools.c
index 3b2919b..d8e8bcb 100644
--- a/crtools.c
+++ b/crtools.c
@@ -352,6 +352,9 @@ int main(int argc, char *argv[])
 	if (!strcmp(argv[optind], "service"))
 		return cr_service(opts.restore_detach);
 
+	if (!strcmp(argv[optind], "dedup"))
+		return cr_dedup();
+
 	pr_msg("Unknown command \"%s\"\n", argv[optind]);
 usage:
 	pr_msg("\n"
@@ -363,6 +366,7 @@ usage:
 "  criu exec -p PID <syscall-string>\n"
 "  criu page-server\n"
 "  criu service [<options>]\n"
+"  criu dedup\n"
 "\n"
 "Commands:\n"
 "  dump           checkpoint a process/tree identified by pid\n"
@@ -373,6 +377,7 @@ usage:
 "  exec           execute a system call by other task\n"
 "  page-server    launch page server\n"
 "  service        launch service\n"
+"  dedup          remove dublicates in memory dump\n"
 	);
 
 	if (argc < 2) {
diff --git a/include/crtools.h b/include/crtools.h
index 9b5e909..679fcb0 100644
--- a/include/crtools.h
+++ b/include/crtools.h
@@ -60,6 +60,7 @@ int cr_show(int pid);
 int convert_to_elf(char *elf_path, int fd_core);
 int cr_check(void);
 int cr_exec(int pid, char **opts);
+int cr_dedup(void);
 
 /*
  * When we have to restore a shared resource, we mush select which
-- 
1.7.9.5



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