On Fri, 18 Jan 2008 19:11:47 +0100 Miklos Szeredi <[EMAIL PROTECTED]> wrote:
> > And even in that four-liner, I suspect that the *last* two lines are > > actually incorrect: there's no point in updating the file time when the > > page *becomes* dirty, > > Actually all four lines do that. The first two for a write access on > a present, read-only pte, the other two for a write on a non-present > pte. > > > we should update the file time when it is marked > > clean, and "msync(MS_SYNC)" should update it as part of *that*. > > That would need a new page flag (PG_mmap_dirty?). Do we have one > available? I thought the page writing stuff looked at (and cleared) the pte dirty bit, too? -- All rights reversed. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/