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d3652bf33

Eric Andersen
Eric Andersen
2003-08-06
FAILED Duration: 75s

Subject

Patch from vodz:

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Architecture & Compiler Flags

Architecture: x86_64-linux-gnu Compiler: gcc (Ubuntu 11.4.0-1ubuntu1~22.04.3) 11.4.0

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Commit Diff GitHub →

util-linux/Config.in +10 -0util-linux/fdisk.c +86 -10
util-linux/Config.in+10 -0
@@ -74,6 +74,16 @@ 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
+ help
+ Previous set detected unsupport large file, but you can support
+ large disks after enable this option
+endif
+
config CONFIG_FEATURE_FDISK_WRITABLE
bool " Write support"
default y
util-linux/fdisk.c+86 -10
@@ -88,12 +88,14 @@
#define cround(n) (display_in_cyl_units ? ((n)/units_per_sector)+1 : (n))
#define scround(x) (((x)+units_per_sector-1)/units_per_sector)
-#if defined(__GNUC__) || defined(HAS_LONG_LONG)
-typedef long long ext2_loff_t;
+
+#if defined(CONFIG_LFS) || defined(FDISK_SUPPORT_LARGE_DISKS) || defined(__alpha__) || defined(__ia64__) || defined(__s390x__)
+typedef long long fdisk_loff_t;
#else
-typedef long ext2_loff_t;
+typedef long fdisk_loff_t;
#endif
+
/* including <linux/hdreg.h> also fails */
struct hd_geometry {
unsigned char heads;
@@ -840,6 +842,80 @@ typedef struct {
#define SUN_SSWAP32(x) (sun_other_endian ? __swap32(x) \
: (uint32_t)(x))
+#if 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.
+ */
+
+
+#include <syscall.h>
+
+
+#if defined(__alpha__) || defined(__ia64__) || defined(__s390x__)
+
+#define my_llseek lseek
+
+#else
+
+static int _llseek (unsigned int, unsigned long,
+ unsigned long, fdisk_loff_t *, unsigned int);
+
+static _syscall5(int,_llseek,unsigned int,f_d,unsigned long,offset_high,
+ unsigned long, offset_low,fdisk_loff_t *,result,
+ unsigned int, origin)
+
+static fdisk_loff_t my_llseek (unsigned int f_d, fdisk_loff_t offset,
+ unsigned int origin)
+{
+ fdisk_loff_t result;
+ int retval;
+
+ retval = _llseek (f_d, ((unsigned long long) offset) >> 32,
+ ((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
/*
Changes:
@@ -1365,7 +1441,7 @@ xbsd_write_bootstrap (void)
sector = get_start_sect(xbsd_part);
#endif
- if (lseek (fd, (ext2_loff_t) sector * SECTOR_SIZE, SEEK_SET) == -1)
+ if (fdisk_llseek (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);
@@ -1533,7 +1609,7 @@ xbsd_readlabel (struct partition *p, struct xbsd_disklabel *d)
sector = 0;
#endif
- if (lseek (fd, (ext2_loff_t) sector * SECTOR_SIZE, SEEK_SET) == -1)
+ if (fdisk_llseek (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);
@@ -1579,12 +1655,12 @@ xbsd_writelabel (struct partition *p, struct xbsd_disklabel *d)
#if defined (__alpha__) && BSD_LABELSECTOR == 0
alpha_bootblock_checksum (disklabelbuffer);
- if (lseek (fd, (ext2_loff_t) 0, SEEK_SET) == -1)
+ if (fdisk_llseek (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 (lseek (fd, (ext2_loff_t) sector * SECTOR_SIZE + BSD_LABELOFFSET,
+ if (fdisk_llseek (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)))
@@ -2007,7 +2083,7 @@ sgi_write_table(void) {
*/
sgiinfo *info = fill_sgiinfo();
int infostartblock = SGI_SSWAP32(sgilabel->directory[0].vol_file_start);
- if (lseek(fd, (long long)infostartblock*
+ if (fdisk_llseek(fd, (long long)infostartblock*
SECTOR_SIZE, SEEK_SET) < 0)
fdisk_fatal(unable_to_seek);
if (write(fd, info, SECTOR_SIZE) != SECTOR_SIZE)
@@ -3390,8 +3466,8 @@ static void fdisk_fatal(enum failure why) {
static void
seek_sector(uint secno) {
- ext2_loff_t offset = (ext2_loff_t) secno * sector_size;
- if (lseek(fd, offset, SEEK_SET) == (ext2_loff_t) -1)
+ fdisk_loff_t offset = (fdisk_loff_t) secno * sector_size;
+ if (fdisk_llseek(fd, offset, SEEK_SET) == (fdisk_loff_t) -1)
fdisk_fatal(unable_to_seek);
}