From 7a3f8148f986d116ac15ea4436bd4afe8ddd8e5d Mon Sep 17 00:00:00 2001 From: "Thierry.Vignaud" Date: Tue, 10 Jun 2014 14:06:00 +0200 Subject: stop creating /dev entries now that we use udev needs to be tested in draklive too (probe-modules) --- mdk-stage1/NEWS | 2 + mdk-stage1/mount.c | 130 ++------------------------------------------------- mdk-stage1/probing.c | 2 +- 3 files changed, 7 insertions(+), 127 deletions(-) diff --git a/mdk-stage1/NEWS b/mdk-stage1/NEWS index 152a03c00..be9a9ba9c 100644 --- a/mdk-stage1/NEWS +++ b/mdk-stage1/NEWS @@ -1,3 +1,5 @@ +- stop creating /dev entries now that we use udev + 2.4 - fix building with "make -j24" diff --git a/mdk-stage1/mount.c b/mdk-stage1/mount.c index 5366cc45c..7588893dc 100644 --- a/mdk-stage1/mount.c +++ b/mdk-stage1/mount.c @@ -37,138 +37,16 @@ /* WARNING: this won't work if the argument is not /dev/ based */ int ensure_dev_exists(const char * dev) { - int major, minor; - int type = S_IFBLK; /* my default type is block. don't forget to change for chars */ - const char * name; struct stat buf; - char * ptr; - name = &dev[5]; /* we really need that dev be passed as /dev/something.. */ - if (!stat(dev, &buf)) return 0; /* if the file already exists, we assume it's correct */ - if (ptr_begins_static_str(name, "sd")) { - /* SCSI disks */ - major = 8; - minor = (name[2] - 'a') << 4; - if (name[3] && name[4]) { - minor += 10 + (name[4] - '0'); - if (name[3] > 1 || name[4] > 5) { - log_message("I don't know how to create device %s, please post bugreport to me!", dev); - return -1; - } - } else if (name[3]) - minor += (name[3] - '0'); - } else if (ptr_begins_static_str(name, "vd")) { - /* Virtual disks */ - major = 252; - minor = (name[2] - 'a') << 4; - if (name[3] && name[4]) { - minor += 10 + (name[4] - '0'); - if (name[3] > 1 || name[4] > 5) { - log_message("I don't know how to create device %s, please post bugreport to me!", dev); - return -1; - } - } else if (name[3]) - minor += (name[3] - '0'); - } else if (ptr_begins_static_str(name, "xvd")) { - /* Virtual disks */ - major = 202; - minor = (name[2] - 'a') << 4; - if (name[4] && name[5]) { - minor += 10 + (name[5] - '0'); - if (name[4] > 1 || name[5] > 5) { - log_message("I don't know how to create device %s, please post bugreport to me!", dev); - return -1; - } - } else if (name[4]) - minor += (name[4] - '0'); - } else if (ptr_begins_static_str(name, "hd")) { - /* IDE disks/cd's */ - if (name[2] == 'a') - major = 3, minor = 0; - else if (name[2] == 'b') - major = 3, minor = 64; - else if (name[2] == 'c') - major = 22, minor = 0; - else if (name[2] == 'd') - major = 22, minor = 64; - else if (name[2] == 'e') - major = 33, minor = 0; - else if (name[2] == 'f') - major = 33, minor = 64; - else if (name[2] == 'g') - major = 34, minor = 0; - else if (name[2] == 'h') - major = 34, minor = 64; - else if (name[2] == 'i') - major = 56, minor = 0; - else if (name[2] == 'j') - major = 56, minor = 64; - else if (name[2] == 'k') - major = 57, minor = 0; - else if (name[2] == 'l') - major = 57, minor = 64; - else if (name[2] == 'm') - major = 88, minor = 0; - else if (name[2] == 'n') - major = 88, minor = 64; - else if (name[2] == 'o') - major = 89, minor = 0; - else if (name[2] == 'p') - major = 89, minor = 64; - else if (name[2] == 'q') - major = 90, minor = 0; - else if (name[2] == 'r') - major = 90, minor = 64; - else if (name[2] == 's') - major = 91, minor = 0; - else if (name[2] == 't') - major = 91, minor = 64; - else - return -1; - - if (name[3] && name[4]) - minor += 10 + (name[4] - '0'); - else if (name[3]) - minor += (name[3] - '0'); - } else if (ptr_begins_static_str(name , "sr")) { - /* SCSI cd's */ - major = 11; - minor = name[2] - '0'; - } else if (ptr_begins_static_str(name, "ida/") || - ptr_begins_static_str(name, "cciss/")) { - /* Compaq Smart Array "ida/c0d0{p1}" */ - ptr = strchr(name, '/'); - mkdir("/dev/ida", 0755); - mkdir("/dev/cciss", 0755); - major = ptr_begins_static_str(name, "ida/") ? 72 : 104 + charstar_to_int(ptr+2); - ptr = strchr(ptr, 'd'); - minor = 16 * charstar_to_int(ptr+1); - ptr = strchr(ptr, 'p'); - minor += charstar_to_int(ptr+1); - } else if (ptr_begins_static_str(name, "rd/")) { - /* DAC960 "rd/cXdXXpX" */ - mkdir("/dev/rd", 0755); - major = 48 + charstar_to_int(name+4); - ptr = strchr(name+4, 'd'); - minor = 8 * charstar_to_int(ptr+1); - ptr = strchr(ptr, 'p'); - minor += charstar_to_int(ptr+1); - } else if (ptr_begins_static_str(name, "loop")) { - major = 7; - minor = name[4] - '0'; - } else if (ptr_begins_static_str(name, "chloop")) { - major = 100; - minor = name[6] - '0'; - } else { - log_message("I don't know how to create device %s, please post bugreport to me!", dev); - return -1; - } + // give udev some time to create nodes if module was just insmoded: + system("udevadm settle"); - if (mknod(dev, type | 0600, makedev(major, minor))) { - log_perror(dev); + if (!stat(dev, &buf)) { + log_message("I don't know how to create device %s, please post bugreport to me!", dev); return -1; } diff --git a/mdk-stage1/probing.c b/mdk-stage1/probing.c index 3df4ec465..956038da2 100644 --- a/mdk-stage1/probing.c +++ b/mdk-stage1/probing.c @@ -780,7 +780,7 @@ void find_media(enum media_bus bus) mkdir(name, 0755); *ptr = '/'; } - if (stat(name, &statbuf) && mknod(name, S_IFBLK | 0600, makedev(major, minor))) { + if (stat(name, &statbuf)) { log_perror(name); } } -- cgit v1.2.1