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Subject[PATCH] dev_t [3/3]
The third patch removes the last occurrences of MAX_BLKDEV and
MAX_CHRDEV and sorts the majors in major.h.
It also updates the definition of SCSI_DISK_MAJOR.

Andries

--------------- 03-major-diff -----------------
diff -u --recursive --new-file -X /linux/dontdiff a/include/linux/major.h b/include/linux/major.h
--- a/include/linux/major.h Tue Dec 10 18:42:41 2002
+++ b/include/linux/major.h Tue Mar 18 21:53:29 2003
@@ -6,85 +6,74 @@
* For the device number assignments, see Documentation/devices.txt.
*/

-/* limits */
+#define UNNAMED_MAJOR 0
+#define MEM_MAJOR 1
+#define RAMDISK_MAJOR 1
+#define FLOPPY_MAJOR 2
+#define PTY_MASTER_MAJOR 2
+#define IDE0_MAJOR 3
+#define HD_MAJOR IDE0_MAJOR
+#define PTY_SLAVE_MAJOR 3
+#define TTY_MAJOR 4
+#define TTYAUX_MAJOR 5
+#define LP_MAJOR 6
+#define VCS_MAJOR 7
+#define LOOP_MAJOR 7
+#define SCSI_DISK0_MAJOR 8
+#define SCSI_TAPE_MAJOR 9
+#define MD_MAJOR 9
+#define MISC_MAJOR 10
+#define SCSI_CDROM_MAJOR 11
+#define MUX_MAJOR 11 /* PA-RISC only */
+#define QIC02_TAPE_MAJOR 12
+#define XT_DISK_MAJOR 13
+#define SOUND_MAJOR 14
+#define CDU31A_CDROM_MAJOR 15
+#define JOYSTICK_MAJOR 15
+#define GOLDSTAR_CDROM_MAJOR 16
+#define OPTICS_CDROM_MAJOR 17
+#define SANYO_CDROM_MAJOR 18
+#define CYCLADES_MAJOR 19
+#define CYCLADESAUX_MAJOR 20
+#define MITSUMI_X_CDROM_MAJOR 20
+#define MFM_ACORN_MAJOR 21 /* ARM Linux /dev/mfm */
+#define SCSI_GENERIC_MAJOR 21
+#define IDE1_MAJOR 22
+#define DIGICU_MAJOR 22
+#define DIGI_MAJOR 23
+#define MITSUMI_CDROM_MAJOR 23
+#define CDU535_CDROM_MAJOR 24
+#define STL_SERIALMAJOR 24
+#define MATSUSHITA_CDROM_MAJOR 25
+#define STL_CALLOUTMAJOR 25
+#define MATSUSHITA_CDROM2_MAJOR 26
+#define QIC117_TAPE_MAJOR 27
+#define MATSUSHITA_CDROM3_MAJOR 27
+#define MATSUSHITA_CDROM4_MAJOR 28
+#define STL_SIOMEMMAJOR 28
+#define ACSI_MAJOR 28
+#define AZTECH_CDROM_MAJOR 29
+#define GRAPHDEV_MAJOR 29 /* SparcLinux & Linux/68k /dev/fb */
+#define CM206_CDROM_MAJOR 32
+#define IDE2_MAJOR 33
+#define IDE3_MAJOR 34
+#define Z8530_MAJOR 34
+#define XPRAM_MAJOR 35 /* Expanded storage on S/390: "slow ram"*/
+#define NETLINK_MAJOR 36
+#define PS2ESDI_MAJOR 36
+#define IDETAPE_MAJOR 37
+#define Z2RAM_MAJOR 37
+#define APBLOCK_MAJOR 38 /* AP1000 Block device */
+#define DDV_MAJOR 39 /* AP1000 DDV block device */
+#define NBD_MAJOR 43 /* Network block device */
+#define RISCOM8_NORMAL_MAJOR 48
+#define DAC960_MAJOR 48 /* 48..55 */
+#define RISCOM8_CALLOUT_MAJOR 49
+#define MKISS_MAJOR 55
+#define DSP56K_MAJOR 55 /* DSP56001 processor device */

-/*
- * Important: Don't change this to 256. Major number 255 is and must be
- * reserved for future expansion into a larger dev_t space.
- */
-#define MAX_CHRDEV 255
-#define MAX_BLKDEV 255
-
-#define UNNAMED_MAJOR 0
-#define MEM_MAJOR 1
-#define RAMDISK_MAJOR 1
-#define FLOPPY_MAJOR 2
-#define PTY_MASTER_MAJOR 2
-#define IDE0_MAJOR 3
-#define PTY_SLAVE_MAJOR 3
-#define HD_MAJOR IDE0_MAJOR
-#define TTY_MAJOR 4
-#define TTYAUX_MAJOR 5
-#define LP_MAJOR 6
-#define VCS_MAJOR 7
-#define LOOP_MAJOR 7
-#define SCSI_DISK0_MAJOR 8
-#define SCSI_TAPE_MAJOR 9
-#define MD_MAJOR 9
-#define MISC_MAJOR 10
-#define SCSI_CDROM_MAJOR 11
-#define MUX_MAJOR 11 /* PA-RISC only */
-#define QIC02_TAPE_MAJOR 12
-#define XT_DISK_MAJOR 13
-#define SOUND_MAJOR 14
-#define CDU31A_CDROM_MAJOR 15
-#define JOYSTICK_MAJOR 15
-#define GOLDSTAR_CDROM_MAJOR 16
-#define OPTICS_CDROM_MAJOR 17
-#define SANYO_CDROM_MAJOR 18
-#define CYCLADES_MAJOR 19
-#define CYCLADESAUX_MAJOR 20
-#define MITSUMI_X_CDROM_MAJOR 20
-#define MFM_ACORN_MAJOR 21 /* ARM Linux /dev/mfm */
-#define SCSI_GENERIC_MAJOR 21
-#define Z8530_MAJOR 34
-#define DIGI_MAJOR 23
-#define IDE1_MAJOR 22
-#define DIGICU_MAJOR 22
-#define MITSUMI_CDROM_MAJOR 23
-#define CDU535_CDROM_MAJOR 24
-#define STL_SERIALMAJOR 24
-#define MATSUSHITA_CDROM_MAJOR 25
-#define STL_CALLOUTMAJOR 25
-#define MATSUSHITA_CDROM2_MAJOR 26
-#define QIC117_TAPE_MAJOR 27
-#define MATSUSHITA_CDROM3_MAJOR 27
-#define MATSUSHITA_CDROM4_MAJOR 28
-#define STL_SIOMEMMAJOR 28
-#define ACSI_MAJOR 28
-#define AZTECH_CDROM_MAJOR 29
-#define GRAPHDEV_MAJOR 29 /* SparcLinux & Linux/68k /dev/fb */
-#define SHMIQ_MAJOR 85 /* Linux/mips, SGI /dev/shmiq */
-#define CM206_CDROM_MAJOR 32
-#define IDE2_MAJOR 33
-#define IDE3_MAJOR 34
-#define XPRAM_MAJOR 35 /* expanded storage on S/390 = "slow ram" */
- /* proposed by Peter */
-#define NETLINK_MAJOR 36
-#define PS2ESDI_MAJOR 36
-#define IDETAPE_MAJOR 37
-#define Z2RAM_MAJOR 37
-#define APBLOCK_MAJOR 38 /* AP1000 Block device */
-#define DDV_MAJOR 39 /* AP1000 DDV block device */
-#define NBD_MAJOR 43 /* Network block device */
-#define RISCOM8_NORMAL_MAJOR 48
-#define DAC960_MAJOR 48 /* 48..55 */
-#define RISCOM8_CALLOUT_MAJOR 49
-#define MKISS_MAJOR 55
-#define DSP56K_MAJOR 55 /* DSP56001 processor device */
-
-#define IDE4_MAJOR 56
-#define IDE5_MAJOR 57
+#define IDE4_MAJOR 56
+#define IDE5_MAJOR 57

#define SCSI_DISK1_MAJOR 65
#define SCSI_DISK2_MAJOR 66
@@ -94,15 +83,6 @@
#define SCSI_DISK6_MAJOR 70
#define SCSI_DISK7_MAJOR 71

-#define SCSI_DISK8_MAJOR 128
-#define SCSI_DISK9_MAJOR 129
-#define SCSI_DISK10_MAJOR 130
-#define SCSI_DISK11_MAJOR 131
-#define SCSI_DISK12_MAJOR 132
-#define SCSI_DISK13_MAJOR 133
-#define SCSI_DISK14_MAJOR 134
-#define SCSI_DISK15_MAJOR 135
-
#define COMPAQ_SMART2_MAJOR 72
#define COMPAQ_SMART2_MAJOR1 73
#define COMPAQ_SMART2_MAJOR2 74
@@ -112,10 +92,31 @@
#define COMPAQ_SMART2_MAJOR6 78
#define COMPAQ_SMART2_MAJOR7 79

-#define SPECIALIX_NORMAL_MAJOR 75
-#define SPECIALIX_CALLOUT_MAJOR 76
+#define SPECIALIX_NORMAL_MAJOR 75
+#define SPECIALIX_CALLOUT_MAJOR 76
+
+#define AURORA_MAJOR 79
+
+#define I2O_MAJOR 80 /* 80->87 */
+
+#define SHMIQ_MAJOR 85 /* Linux/mips, SGI /dev/shmiq */
+
+#define IDE6_MAJOR 88
+#define IDE7_MAJOR 89
+#define IDE8_MAJOR 90
+#define IDE9_MAJOR 91
+
+#define DASD_MAJOR 94
+
+#define MDISK_MAJOR 95
+
+#define UBD_MAJOR 98
+
+#define JSFD_MAJOR 99
+
+#define PHONE_MAJOR 100

-#define COMPAQ_CISS_MAJOR 104
+#define COMPAQ_CISS_MAJOR 104
#define COMPAQ_CISS_MAJOR1 105
#define COMPAQ_CISS_MAJOR2 106
#define COMPAQ_CISS_MAJOR3 107
@@ -126,36 +127,26 @@

#define ATARAID_MAJOR 114

-#define DASD_MAJOR 94 /* Official assignations from Peter */
-
-#define MDISK_MAJOR 95 /* Official assignations from Peter */
-
-#define I2O_MAJOR 80 /* 80->87 */
-
-#define IDE6_MAJOR 88
-#define IDE7_MAJOR 89
-#define IDE8_MAJOR 90
-#define IDE9_MAJOR 91
-
-#define UBD_MAJOR 98
-
-#define AURORA_MAJOR 79
-
-#define JSFD_MAJOR 99
+#define SCSI_DISK8_MAJOR 128
+#define SCSI_DISK9_MAJOR 129
+#define SCSI_DISK10_MAJOR 130
+#define SCSI_DISK11_MAJOR 131
+#define SCSI_DISK12_MAJOR 132
+#define SCSI_DISK13_MAJOR 133
+#define SCSI_DISK14_MAJOR 134
+#define SCSI_DISK15_MAJOR 135

-#define PHONE_MAJOR 100
+#define UNIX98_PTY_MASTER_MAJOR 128
+#define UNIX98_PTY_MAJOR_COUNT 8
+#define UNIX98_PTY_SLAVE_MAJOR (UNIX98_PTY_MASTER_MAJOR+UNIX98_PTY_MAJOR_COUNT)

-#define RTF_MAJOR 150
-#define RAW_MAJOR 162
+#define RTF_MAJOR 150
+#define RAW_MAJOR 162

#define USB_ACM_MAJOR 166
#define USB_ACM_AUX_MAJOR 167
#define USB_CHAR_MAJOR 180

-#define UNIX98_PTY_MASTER_MAJOR 128
-#define UNIX98_PTY_MAJOR_COUNT 8
-#define UNIX98_PTY_SLAVE_MAJOR (UNIX98_PTY_MASTER_MAJOR+UNIX98_PTY_MAJOR_COUNT)
-
#define VXVM_MAJOR 199 /* VERITAS volume i/o driver */
#define VXSPEC_MAJOR 200 /* VERITAS volume config driver */
#define VXDMP_MAJOR 201 /* VERITAS volume multipath driver */
@@ -163,17 +154,18 @@
#define MSR_MAJOR 202
#define CPUID_MAJOR 203

-#define OSST_MAJOR 206 /* OnStream-SCx0 SCSI tape */
+#define OSST_MAJOR 206 /* OnStream-SCx0 SCSI tape */

-#define IBM_TTY3270_MAJOR 227 /* Official allocations now */
-#define IBM_FS3270_MAJOR 228
+#define IBM_TTY3270_MAJOR 227
+#define IBM_FS3270_MAJOR 228

/*
* Tests for SCSI devices.
*/

#define SCSI_DISK_MAJOR(M) ((M) == SCSI_DISK0_MAJOR || \
- ((M) >= SCSI_DISK1_MAJOR && (M) <= SCSI_DISK7_MAJOR))
+ ((M) >= SCSI_DISK1_MAJOR && (M) <= SCSI_DISK7_MAJOR) || \
+ ((M) >= SCSI_DISK8_MAJOR && (M) <= SCSI_DISK15_MAJOR))

#define SCSI_BLK_MAJOR(M) \
(SCSI_DISK_MAJOR(M) \
-
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