X-Git-Url: http://nv-tegra.nvidia.com/gitweb/?p=linux-2.6.git;a=blobdiff_plain;f=init%2Fdo_mounts_initrd.c;h=3098a38f3ae1b6a980da5e645b7c093e799721bf;hp=919a80cb322e6f57dfa2be0a3bb727251bcd7e0e;hb=00a66d2974485d7d95d61d5772142b2a2231ed2a;hpb=6760856791c6e527da678021ee6a67896549d4da diff --git a/init/do_mounts_initrd.c b/init/do_mounts_initrd.c index 919a80c..3098a38 100644 --- a/init/do_mounts_initrd.c +++ b/init/do_mounts_initrd.c @@ -6,6 +6,7 @@ #include #include #include +#include #include "do_mounts.h" @@ -23,17 +24,14 @@ static int __init no_initrd(char *str) __setup("noinitrd", no_initrd); -static int __init do_linuxrc(void * shell) +static int __init do_linuxrc(void *_shell) { - static char *argv[] = { "linuxrc", NULL, }; - extern char * envp_init[]; + static const char *argv[] = { "linuxrc", NULL, }; + extern const char *envp_init[]; + const char *shell = _shell; sys_close(old_fd);sys_close(root_fd); - sys_close(0);sys_close(1);sys_close(2); sys_setsid(); - (void) sys_open("/dev/console",O_RDWR,0); - (void) sys_dup(0); - (void) sys_dup(0); return kernel_execve(shell, argv, envp_init); } @@ -54,12 +52,18 @@ static void __init handle_initrd(void) sys_mount(".", "/", NULL, MS_MOVE, NULL); sys_chroot("."); - current->flags |= PF_NOFREEZE; + /* + * In case that a resume from disk is carried out by linuxrc or one of + * its children, we need to tell the freezer not to wait for us. + */ + current->flags |= PF_FREEZER_SKIP; + pid = kernel_thread(do_linuxrc, "/linuxrc", SIGCHLD); - if (pid > 0) { + if (pid > 0) while (pid != sys_wait4(-1, NULL, 0, NULL)) yield(); - } + + current->flags &= ~PF_FREEZER_SKIP; /* move initrd to rootfs' /old */ sys_fchdir(old_fd);