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minor clean up

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This commit is contained in:
Remzi Arpaci-Dusseau
2022-12-06 11:18:58 -06:00
parent b95350cb74
commit 6269639845
2 changed files with 6 additions and 6 deletions
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2
filesystems-distributed-ufs/mkfs.c
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@@ -122,7 +122,7 @@ int main(int argc, char *argv[]) {
bitmap_t b; bitmap_t b;
for (i = 0; i < 1024; i++) for (i = 0; i < 1024; i++)
b.bits[i] = 0; b.bits[i] = 0;
b.bits[0] = 0x80000000; // first entry is allocated b.bits[0] = 0x1 << 31; // first entry is allocated
rc = pwrite(fd, &b, UFS_BLOCK_SIZE, s.inode_bitmap_addr * UFS_BLOCK_SIZE); rc = pwrite(fd, &b, UFS_BLOCK_SIZE, s.inode_bitmap_addr * UFS_BLOCK_SIZE);
assert(rc == UFS_BLOCK_SIZE); assert(rc == UFS_BLOCK_SIZE);

10
filesystems-distributed-ufs/ufs.h
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@@ -1,7 +1,7 @@
#ifndef __ufs_h__ #ifndef __ufs_h__
#define __ufs_h__ #define __ufs_h__
#define UFS_DIRECTORY (0) #define UFS_DIRECTORY (0)
#define UFS_REGULAR_FILE (1) #define UFS_REGULAR_FILE (1)
#define UFS_BLOCK_SIZE (4096) #define UFS_BLOCK_SIZE (4096)
@@ -21,13 +21,13 @@ typedef struct {
// presumed: block 0 is the super block // presumed: block 0 is the super block
typedef struct __super { typedef struct __super {
int inode_bitmap_addr; // block address int inode_bitmap_addr; // block address (in blocks)
int inode_bitmap_len; // in blocks int inode_bitmap_len; // in blocks
int data_bitmap_addr; // block address int data_bitmap_addr; // block address (in blocks)
int data_bitmap_len; // in blocks int data_bitmap_len; // in blocks
int inode_region_addr; // block address int inode_region_addr; // block address (in blocks)
int inode_region_len; // in blocks int inode_region_len; // in blocks
int data_region_addr; // block address int data_region_addr; // block address (in blocks)
int data_region_len; // in blocks int data_region_len; // in blocks
} super_t; } super_t;