diff options
Diffstat (limited to 'util-linux')
| -rw-r--r-- | util-linux/Config.in | 3 | ||||
| -rw-r--r-- | util-linux/fdisk.c | 79 |
2 files changed, 8 insertions, 74 deletions
diff --git a/util-linux/Config.in b/util-linux/Config.in index c97e5c436..6972591cc 100644 --- a/util-linux/Config.in +++ b/util-linux/Config.in @@ -74,14 +74,13 @@ config CONFIG_FDISK can be used to list and edit the set of partitions or BSD style 'disk slices' that are defined on a hard drive. -if !CONFIG_LFS config FDISK_SUPPORT_LARGE_DISKS bool " support over 4GB disks" default y depends on CONFIG_FDISK + select CONFIG_LFS help Enable this option to support large disks > 4GB. -endif config CONFIG_FEATURE_FDISK_WRITABLE bool " Write support" diff --git a/util-linux/fdisk.c b/util-linux/fdisk.c index f35aeb9f3..e9ef5cee3 100644 --- a/util-linux/fdisk.c +++ b/util-linux/fdisk.c @@ -93,7 +93,7 @@ #endif -#if defined(CONFIG_LFS) || defined(FDISK_SUPPORT_LARGE_DISKS) || defined(__alpha__) || defined(__ia64__) || defined(__s390x__) +#if defined(CONFIG_LFS) || defined(__alpha__) || defined(__ia64__) || defined(__s390x__) typedef long long fdisk_loff_t; #else typedef long fdisk_loff_t; @@ -846,71 +846,6 @@ typedef struct { #define SUN_SSWAP32(x) (sun_other_endian ? __swap32(x) \ : (uint32_t)(x)) -#if defined(CONFIG_LFS) || defined(FDISK_SUPPORT_LARGE_DISKS) -/* - * llseek.c -- stub calling the llseek system call - * - * Copyright (C) 1994 Remy Card. This file may be redistributed - * under the terms of the GNU Public License. - */ - - -#if defined(__alpha__) || defined(__ia64__) || defined(__s390x__) - -#define my_llseek lseek - -#else - -#include <syscall.h> - -static fdisk_loff_t my_llseek (unsigned int f_d, fdisk_loff_t offset, - unsigned int origin) -{ - fdisk_loff_t result; - int retval; - - retval = syscall(__NR__llseek, f_d, (unsigned long)(((unsigned long long) offset) >> 32), - (unsigned long)(((unsigned long long) offset) & 0xffffffff), - &result, origin); - return (retval == -1 ? (fdisk_loff_t) retval : result); -} - -#endif /* __alpha__ */ - - -static fdisk_loff_t fdisk_llseek (unsigned int f_d, fdisk_loff_t offset, - unsigned int origin) -{ - fdisk_loff_t result; - static int do_compat = 0; - - if (!do_compat) { - result = my_llseek (f_d, offset, origin); - if (!(result == -1 && errno == ENOSYS)) - return result; - - /* - * Just in case this code runs on top of an old kernel - * which does not support the llseek system call - */ - do_compat = 1; - /* - * Now try ordinary lseek. - */ - } - - if ((sizeof(off_t) >= sizeof(fdisk_loff_t)) || - (offset < ((fdisk_loff_t) 1 << ((sizeof(off_t)*8) -1)))) - return lseek(f_d, (off_t) offset, origin); - - errno = EINVAL; - return -1; -} -#else -# define fdisk_llseek lseek -#endif /* FDISK_SUPPORT_LARGE_DISKS */ - - #ifdef CONFIG_FEATURE_OSF_LABEL /* @@ -1437,7 +1372,7 @@ xbsd_write_bootstrap (void) sector = get_start_sect(xbsd_part); #endif - if (fdisk_llseek (fd, (fdisk_loff_t) sector * SECTOR_SIZE, SEEK_SET) == -1) + if (lseek (fd, (fdisk_loff_t) sector * SECTOR_SIZE, SEEK_SET) == -1) fdisk_fatal (unable_to_seek); if (BSD_BBSIZE != write (fd, disklabelbuffer, BSD_BBSIZE)) fdisk_fatal (unable_to_write); @@ -1605,7 +1540,7 @@ xbsd_readlabel (struct partition *p, struct xbsd_disklabel *d) sector = 0; #endif - if (fdisk_llseek (fd, (fdisk_loff_t) sector * SECTOR_SIZE, SEEK_SET) == -1) + if (lseek (fd, (fdisk_loff_t) sector * SECTOR_SIZE, SEEK_SET) == -1) fdisk_fatal (unable_to_seek); if (BSD_BBSIZE != read (fd, disklabelbuffer, BSD_BBSIZE)) fdisk_fatal (unable_to_read); @@ -1651,12 +1586,12 @@ xbsd_writelabel (struct partition *p, struct xbsd_disklabel *d) #if defined (__alpha__) && BSD_LABELSECTOR == 0 alpha_bootblock_checksum (disklabelbuffer); - if (fdisk_llseek (fd, (fdisk_loff_t) 0, SEEK_SET) == -1) + if (lseek (fd, (fdisk_loff_t) 0, SEEK_SET) == -1) fdisk_fatal (unable_to_seek); if (BSD_BBSIZE != write (fd, disklabelbuffer, BSD_BBSIZE)) fdisk_fatal (unable_to_write); #else - if (fdisk_llseek (fd, (fdisk_loff_t) sector * SECTOR_SIZE + BSD_LABELOFFSET, + if (lseek (fd, (fdisk_loff_t) sector * SECTOR_SIZE + BSD_LABELOFFSET, SEEK_SET) == -1) fdisk_fatal (unable_to_seek); if (sizeof (struct xbsd_disklabel) != write (fd, d, sizeof (struct xbsd_disklabel))) @@ -2083,7 +2018,7 @@ sgi_write_table(void) { */ sgiinfo *info = fill_sgiinfo(); int infostartblock = SGI_SSWAP32(sgilabel->directory[0].vol_file_start); - if (fdisk_llseek(fd, (long long)infostartblock* + if (lseek(fd, (long long)infostartblock* SECTOR_SIZE, SEEK_SET) < 0) fdisk_fatal(unable_to_seek); if (write(fd, info, SECTOR_SIZE) != SECTOR_SIZE) @@ -3467,7 +3402,7 @@ static void fdisk_fatal(enum failure why) { static void seek_sector(uint secno) { fdisk_loff_t offset = (fdisk_loff_t) secno * sector_size; - if (fdisk_llseek(fd, offset, SEEK_SET) == (fdisk_loff_t) -1) + if (lseek(fd, offset, SEEK_SET) == (fdisk_loff_t) -1) fdisk_fatal(unable_to_seek); } |