[PATCH 1/3] fix page-becoming-writable in do_wp_page

do_wp_page_mk_pte_writable was rather broken: page_mkwrite is for shared pages, whereas the code it was trying to share was for private pages, as the recent addition of a PageAnon test there has made more explicit. Sort that out and reabsorb it into do_wp_page: hch and others found that

[PATCH 1/3] fix page-becoming-writable in do_wp_page

do_wp_page_mk_pte_writable was rather broken: page_mkwrite is for shared pages, whereas the code it was trying to share was for private pages, as the recent addition of a PageAnon test there has made more explicit. Sort that out and reabsorb it into do_wp_page: hch and others found that

[PATCH 1/3] fix page-becoming-writable in do_wp_page

do_wp_page_mk_pte_writable was rather broken: page_mkwrite is for shared pages, whereas the code it was trying to share was for private pages, as the recent addition of a PageAnon test there has made more explicit. Sort that out and reabsorb it into do_wp_page: hch and others found that

[PATCH 1/3] fix page-becoming-writable in do_wp_page

do_wp_page_mk_pte_writable was rather broken: page_mkwrite is for shared pages, whereas the code it was trying to share was for private pages, as the recent addition of a PageAnon test there has made more explicit. Sort that out and reabsorb it into do_wp_page: hch and others found that