Fork before cleaning up the old filesystem, so it becomes asyncronous,
which results in a faster boot time.
---
sys-utils/switch_root.c | 8 +++++++-
1 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/sys-utils/switch_root.c b/sys-utils/switch_root.c
index bba1127..4674290 100644
--- a/sys-utils/switch_root.c
+++ b/sys-utils/switch_root.c
@@ -114,6 +114,7 @@ static int switchroot(const char *newroot)
const char *umounts[] = { "/dev", "/proc", "/sys", NULL };
int i;
int cfd;
+ pid_t pid;
for (i = 0; umounts[i] != NULL; i++) {
char newmount[PATH_MAX];
@@ -135,7 +136,12 @@ static int switchroot(const char *newroot)
cfd = open("/", O_RDONLY);
if (cfd >= 0) {
- recursiveRemove(cfd);
+ pid = fork();
+ if (pid <= 0) {
+ recursiveRemove(cfd);
+ if (pid == 0)
+ exit(EXIT_SUCCESS);
+ }
close(cfd);
}
--
1.6.2.2
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