Messages in this thread Patch in this message | | | Date | Wed, 29 Aug 2001 18:45:20 -0400 (EDT) | From | Ben LaHaise <> | Subject | [PATCH] blkgetsize64 ioctl |
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Hello,
The patch below reserves an ioctl for getting the size in blocks of a device as a long long instead of long as the old ioctl did. The patch for this to e2fsprogs sneaked in a bit too early. There is a conflict with the ia64 get/set sector ioctls, but I that's less common than e2fsprogs.
-ben
diff -urN /md0/kernels/2.4/v2.4.10-pre2/include/linux/fs.h work-v2.4.10-pre2/include/linux/fs.h --- /md0/kernels/2.4/v2.4.10-pre2/include/linux/fs.h Wed Aug 29 18:28:50 2001 +++ work-v2.4.10-pre2/include/linux/fs.h Wed Aug 29 18:39:48 2001 @@ -166,7 +166,7 @@ #define BLKROSET _IO(0x12,93) /* set device read-only (0 = read-write) */ #define BLKROGET _IO(0x12,94) /* get read-only status (0 = read_write) */ #define BLKRRPART _IO(0x12,95) /* re-read partition table */ -#define BLKGETSIZE _IO(0x12,96) /* return device size */ +#define BLKGETSIZE _IO(0x12,96) /* return device size (long *arg) */ #define BLKFLSBUF _IO(0x12,97) /* flush buffer cache */ #define BLKRASET _IO(0x12,98) /* Set read ahead for block device */ #define BLKRAGET _IO(0x12,99) /* get current read ahead setting */ @@ -182,6 +182,7 @@ /* This was here just to show that the number is taken - probably all these _IO(0x12,*) ioctls should be moved to blkpg.h. */ #endif +#define BLKGETSIZE64 _IO(0x12,109) /* return device size (long long *arg) */
#define BMAP_IOCTL 1 /* obsolete - kept for compatibility */ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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