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| author | rtm <rtm> | 2006-08-13 15:51:58 +0000 |
|---|---|---|
| committer | rtm <rtm> | 2006-08-13 15:51:58 +0000 |
| commit | 17e3cf15bac0c1ac60780ce7d1d228442ff08ed9 (patch) | |
| tree | 3a0f316e47341d71e9edc1715fc232a71dcb7692 /Notes | |
| parent | 8abe2bcf156cce7beec21b259a59aaaa538165c0 (diff) | |
| download | xv6-labs-17e3cf15bac0c1ac60780ce7d1d228442ff08ed9.tar.gz xv6-labs-17e3cf15bac0c1ac60780ce7d1d228442ff08ed9.tar.bz2 xv6-labs-17e3cf15bac0c1ac60780ce7d1d228442ff08ed9.zip | |
fix iget() bug that allocated in-use inode[] entries
Diffstat (limited to 'Notes')
| -rw-r--r-- | Notes | 14 |
1 files changed, 3 insertions, 11 deletions
@@ -357,7 +357,6 @@ OH! recursive interrupts will use up any amount of cpu[].stack! disk scheduling mkdir -more than one directory content block sh arguments sh redirection indirect blocks @@ -366,17 +365,10 @@ two bugs in unlink: don't just return if nlink > 0, is there a create/create race for same file name? resulting in two entries w/ same name in directory? -namei - return just inode - return offset in dir where found, w/ dir locked, for unlink - return dir locked, for mknod - -is the offset alone useful? how do I read/write it? - test: one process unlinks a file while another links to it test: simultaneous create of same file test: one process opens a file while another deletes it -oy, mkfs wants dir size to be last written entry, but i - want it to be nblocks*512 - maybe fix kernel code to handle former +wdir should use writei, to avoid special-case block allocation + also readi + is dir locked? probably |