Messages in this thread Patch in this message | | | Date | Mon, 06 May 2002 15:29:21 -0700 | From | Andrew Morton <> | Subject | Re: Writing to the swap space |
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Pavel Machek wrote: > > Hi! > > For swsusp, I need to write to the swap space. >
Ah. That's some left-over code. Reads will be OK, but writes will be unexpectedly asynchronous. Nothing in the kernel uses that function for writes so it didn't show up.
--- linux-2.5.14/mm/page_io.c Tue Apr 30 17:56:30 2002 +++ 25/mm/page_io.c Mon May 6 15:24:09 2002 @@ -117,9 +117,6 @@ void rw_swap_page_nolock(int rw, swp_ent page->mapping = &swapper_space; if (!rw_swap_page_base(rw, entry, page)) unlock_page(page); - if (rw == WRITE) - wait_on_page_writeback(page); - else - wait_on_page_locked(page); + wait_on_page_locked(page); page->mapping = NULL; }
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