Messages in this thread | | | Date | Tue, 22 Feb 2000 12:54:06 -0500 (EST) | From | William Montgomery <> | Subject | Re: lowlatency-2.2.14-B1 + 2.2.14aa7 fixes crash, but... |
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On Tue, 22 Feb 2000, Ingo Molnar wrote: > > it could either a bug in the lowlatency patchset (likely), or a bug in the > kernel (less likely but possible). Could you remove all lowlatency changes > that are in the sync_buffers() function, or buffer.c/fs.h functions called > by sync_buffers()? It's tough to debug problems like this (apart from > considering all the changes done) - some sort of blind searching might > help. It's likely a change in fs.h or buffer.c. > OK. Trying that now.
> the b_count++; schedule(); b_count-- solution is buggy as is but > conceptually ok - do a 'b_count++; schedule(); b_count--; goto repeat;' > and everything should be fine. (careful, there is one codepath where 'goto > repeat2;' is the correct solution because there are more loops within one > function) > How about 'b_count++; schedule(); b_count--; goto again;' in __invalidate_buffers and set_blocksize?
Wm
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