lxfs: preserve root directory start block

lux-operating-system · Sep 29, 2024 · f1bab31 · f1bab31
1 parent 03c3361
commit f1bab31
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diff --git a/fs/lxfs/src/include/lxfs/lxfs.h b/fs/lxfs/src/include/lxfs/lxfs.h
@@ -16,6 +16,7 @@ typedef struct Mountpoint {
     int fd;
     int sectorSize, blockSize, blockSizeBytes;
 
+    uint64_t root;              // root directory block
     void *blockTableBuffer;     // of size blockSizeBytes
 } Mountpoint;
 

diff --git a/fs/lxfs/src/mount.c b/fs/lxfs/src/mount.c
@@ -98,8 +98,10 @@ void lxfsMount(MountCommand *cmd) {
     mp->blockSize = blockSize;
     mp->blockSizeBytes = blockSizeBytes;
     mp->blockTableBuffer = buffer;
+    mp->root = id->rootBlock;
 
     luxLogf(KPRINT_LEVEL_DEBUG, "- %d bytes per sector, %d sectors per block\n", mp->sectorSize, mp->blockSize);
+    luxLogf(KPRINT_LEVEL_DEBUG, "- root directory at block %d\n", mp->root);
 
     cmd->header.header.status = 0;
     luxSendDependency(cmd);