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| author | Frans Kaashoek <kaashoek@fransk-6.local> | 2010-07-02 14:51:53 -0400 |
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| committer | Frans Kaashoek <kaashoek@fransk-6.local> | 2010-07-02 14:51:53 -0400 |
| commit | 40889627ba50db29a64bc6a1553c2b21e6a99b78 (patch) | |
| tree | 7cb8f51492af706cafdcaf1b01a5cac8073d5a38 /ide.c | |
| parent | b7a517f2277670e156f150ee2cb7aae6426c6aef (diff) | |
| download | xv6-labs-40889627ba50db29a64bc6a1553c2b21e6a99b78.tar.gz xv6-labs-40889627ba50db29a64bc6a1553c2b21e6a99b78.tar.bz2 xv6-labs-40889627ba50db29a64bc6a1553c2b21e6a99b78.zip | |
Initial version of single-cpu xv6 with page tables
Diffstat (limited to 'ide.c')
| -rw-r--r-- | ide.c | 3 |
1 files changed, 2 insertions, 1 deletions
@@ -147,8 +147,9 @@ iderw(struct buf *b) // Wait for request to finish. // Assuming will not sleep too long: ignore proc->killed. - while((b->flags & (B_VALID|B_DIRTY)) != B_VALID) + while((b->flags & (B_VALID|B_DIRTY)) != B_VALID) { sleep(b, &idelock); + } release(&idelock); } |