From ea24acd07331283a31bf8398dfc2a7837dc0aaac Mon Sep 17 00:00:00 2001 From: Neil Brown Date: Thu, 15 May 2008 15:50:56 +1000 Subject: Compiple fixes for mdassemble and diet-libc --- sysfs.c | 8 +++---- util.c | 80 +++++++++++++++++++++++++++++++++-------------------------------- 2 files changed, 45 insertions(+), 43 deletions(-) diff --git a/sysfs.c b/sysfs.c index d77080b..0255f88 100644 --- a/sysfs.c +++ b/sysfs.c @@ -84,10 +84,10 @@ struct mdinfo *sysfs_read(int fd, int devnum, unsigned long options) if (ioctl(fd, RAID_VERSION, &vers) != 0) return NULL; if (major(stb.st_rdev)==9) - sprintf(sra->sys_name, "md%d", minor(stb.st_rdev)); + sprintf(sra->sys_name, "md%d", (int)minor(stb.st_rdev)); else sprintf(sra->sys_name, "md_d%d", - minor(stb.st_rdev)>>MdpMinorShift); + (int)minor(stb.st_rdev)>>MdpMinorShift); } else { if (devnum >= 0) sprintf(sra->sys_name, "md%d", devnum); @@ -246,10 +246,10 @@ unsigned long long get_component_size(int fd) if (fstat(fd, &stb)) return 0; if (major(stb.st_rdev) == 9) sprintf(fname, "/sys/block/md%d/md/component_size", - minor(stb.st_rdev)); + (int)minor(stb.st_rdev)); else sprintf(fname, "/sys/block/md_d%d/md/component_size", - minor(stb.st_rdev)>>MdpMinorShift); + (int)minor(stb.st_rdev)>>MdpMinorShift); fd = open(fname, O_RDONLY); if (fd < 0) return 0; diff --git a/util.c b/util.c index 6efb88a..75f3706 100644 --- a/util.c +++ b/util.c @@ -692,6 +692,44 @@ void put_md_name(char *name) if (strncmp(name, "/dev/.tmp.md", 12)==0) unlink(name); } + +static int dev2major(int d) +{ + if (d >= 0) + return MD_MAJOR; + else + return get_mdp_major(); +} + +static int dev2minor(int d) +{ + if (d >= 0) + return d; + return (-1-d) << MdpMinorShift; +} + +int find_free_devnum(int use_partitions) +{ + int devnum; + for (devnum = 127; devnum != 128; + devnum = devnum ? devnum-1 : (1<<22)-1) { + char *dn; + int _devnum; + + _devnum = use_partitions ? (-1-devnum) : devnum; + if (mddev_busy(_devnum)) + continue; + /* make sure it is new to /dev too, at least as a + * non-standard */ + dn = map_dev(dev2major(_devnum), dev2minor(_devnum), 0); + if (dn && ! is_standard(dn, NULL)) + continue; + break; + } + if (devnum == 128) + return NoMdDev; + return use_partitions ? (-1-devnum) : devnum; +} #endif /* !defined(MDASSEMBLE) || defined(MDASSEMBLE) && defined(MDASSEMBLE_AUTO) */ int dev_open(char *dev, int flags) @@ -723,6 +761,7 @@ int dev_open(char *dev, int flags) struct superswitch *superlist[] = { &super0, &super1, NULL }; +#if !defined(MDASSEMBLE) || defined(MDASSEMBLE) && defined(MDASSEMBLE_AUTO) struct supertype *super_by_fd(int fd) { mdu_array_info_t array; @@ -761,6 +800,8 @@ struct supertype *super_by_fd(int fd) st->sb = NULL; return st; } +#endif /* !defined(MDASSEMBLE) || defined(MDASSEMBLE) && defined(MDASSEMBLE_AUTO) */ + struct supertype *dup_super(struct supertype *st) { @@ -865,45 +906,6 @@ void get_one_disk(int mdfd, mdu_array_info_t *ainf, mdu_disk_info_t *disk) return; } -static int dev2major(int d) -{ - if (d >= 0) - return MD_MAJOR; - else - return get_mdp_major(); -} - -static int dev2minor(int d) -{ - if (d >= 0) - return d; - return (-1-d) << MdpMinorShift; -} - -int find_free_devnum(int use_partitions) -{ - int devnum; - for (devnum = 127; devnum != 128; - devnum = devnum ? devnum-1 : (1<<22)-1) { - char *dn; - int _devnum; - - _devnum = use_partitions ? (-1-devnum) : devnum; - if (mddev_busy(_devnum)) - continue; - /* make sure it is new to /dev too, at least as a - * non-standard */ - dn = map_dev(dev2major(_devnum), dev2minor(_devnum), 0); - if (dn && ! is_standard(dn, NULL)) - continue; - break; - } - if (devnum == 128) - return NoMdDev; - return use_partitions ? (-1-devnum) : devnum; -} - - #ifdef __TINYC__ /* tinyc doesn't optimize this check in ioctl.h out ... */ unsigned int __invalid_size_argument_for_IOC = 0; -- cgit