... are writing anew flash FS (UBIFS) and need some advise/suggestion ... UBIFS must be able to write back on demand. > > The problem ... we have to call it from inside UBIFS, which > means we ... wait on other > inodes if needed. > > A solution like kicking pdflush ...

linux-kernel - Andrew Morton - Sep 28 2007 - 06:29

... in my case I force write-back from prepare_write _only_ when the page ... give me what I need. Just for reference. ========================= Subject: [PATCH] VFS: introduce writeback_inodes_sb ... (int wait); /* writeback.h requires fs.h; it, too, is not ...

linux-kernel - Artem Bityutskiy - Sep 30 2007 - 04:40

... pagecache page will take to write out (it will > > require zero ... to free reserved blocks > > > > things need a bit more work. Hopefully ... can borrow anything from ext4. Common ideas need to be found ... do it all in the fs which is just wrong. The ...

linux-kernel - Andrew Morton - Sep 29 2007 - 06:39

... pagecache page will take to write out (it will > require zero ... to free reserved blocks > > things need a bit more work. Hopefully ... on there. Our FS is so different from traditional ones - e ... Артём Битюцкий) - To unsubscribe from this list: send the line ...

linux-kernel - Artem Bityutskiy - Sep 29 2007 - 05:56

... not > been documented afaik. That would need to be reverse engineered :( I believe you ... protection by error detection and correction." -- from a university class - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body ...

linux-kernel - Jörn - Sep 30 2007 - 16:24

... ? Hmm, OK, I'll try to do this. Thanks. -- Best Regards, Artem Bityutskiy (Артём Битюцкий) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at ...

linux-kernel - Artem Bityutskiy - Sep 29 2007 - 06:44

... :-) To my surprise, it does not deadlock! I call it from ->prepare_write where I'm holding i_mutex, and it works just ... Best Regards, Artem Bityutskiy (Артём Битюцкий) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the ...

linux-kernel - Artem Bityutskiy - Sep 29 2007 - 15:10

... because the page which you're holding the lock on is ... _can_ be dirty while we're trying to allocate more blocks ... been documented afaik. That would need to be reverse engineered :( > What ... the inode itself. - To unsubscribe from this list: send the line ...

linux-kernel - Andrew Morton - Sep 29 2007 - 16:00