diff options
Diffstat (limited to '0004-LINUX-5.8-use-lru_cache_add.patch')
-rw-r--r-- | 0004-LINUX-5.8-use-lru_cache_add.patch | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/0004-LINUX-5.8-use-lru_cache_add.patch b/0004-LINUX-5.8-use-lru_cache_add.patch deleted file mode 100644 index b4a49c6cbb88..000000000000 --- a/0004-LINUX-5.8-use-lru_cache_add.patch +++ /dev/null @@ -1,108 +0,0 @@ -From db3408925dd69a70c14249a97d178d2762329f15 Mon Sep 17 00:00:00 2001 -From: Cheyenne Wills <cwills@sinenomine.net> -Date: Fri, 3 Jul 2020 10:35:06 -0600 -Subject: [PATCH 4/4] LINUX 5.8: use lru_cache_add -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -With Linux-5.8-rc1 commit 'mm: fold and remove lru_cache_add_anon() and -lru_cache_add_file()' (6058eaec), the lru_cache_add_file function is -removed since it was functionally equivalent to lru_cache_add. - -Replace lru_cache_add_file with lru_cache_add. - -Introduce a new autoconf test to determine if lru_cache_add is present - -For reference, the Linux changes associated with the lru caches: - - __pagevec_lru_add introduced before v2.6.12-rc2 - - lru_cache_add_file introduced in v2.6.28-rc1 - __pagevec_lru_add_file replaces __pagevec_lru_add in v2.6.28-rc1 - vmscan: split LRU lists into anon & file sets (4f98a2fee) - - __pagevec_lru_add removed in v5.7 with a note to use lru_cache_add_file - mm/swap.c: not necessary to export __pagevec_lru_add() (bde07cfc6) - - lru_cache_add_file removed in v5.8 - mm: fold and remove lru_cache_add_anon() and lru_cache_add_file() - (6058eaec) - lru_cache_add exported - mm: fold and remove lru_cache_add_anon() and lru_cache_add_file() - (6058eaec) - -Openafs will use: - lru_cache_add on 5.8 kernels - lru_cache_add_file from 2.6.28 through 5.7 kernels - __pagevec_lru_add/__pagevec_lru_add_file on pre 2.6.28 kernels - -Reviewed-on: https://gerrit.openafs.org/14249 -Tested-by: BuildBot <buildbot@rampaginggeek.com> -Reviewed-by: Andrew Deason <adeason@sinenomine.net> -Reviewed-by: Yadavendra Yadav <yadayada@in.ibm.com> -Reviewed-by: Benjamin Kaduk <kaduk@mit.edu> -(cherry picked from commit 7d85ce221d6ccc19cf76ce7680c74311e4ed2632) - -Change-Id: Iba6ef4441687dbf60d227a708e2a032c2c0dc79f -Reviewed-on: https://gerrit.openafs.org/14269 -Tested-by: BuildBot <buildbot@rampaginggeek.com> -Reviewed-by: Michael Laß <lass@mail.uni-paderborn.de> -Reviewed-by: Stephan Wiesand <stephan.wiesand@desy.de> ---- - src/afs/LINUX/osi_vnodeops.c | 8 +++++++- - src/cf/linux-kernel-func.m4 | 7 +++++++ - 2 files changed, 14 insertions(+), 1 deletion(-) - -diff --git a/src/afs/LINUX/osi_vnodeops.c b/src/afs/LINUX/osi_vnodeops.c -index 00995b27a..36a4f685e 100644 ---- a/src/afs/LINUX/osi_vnodeops.c -+++ b/src/afs/LINUX/osi_vnodeops.c -@@ -71,7 +71,7 @@ extern struct vcache *afs_globalVp; - - /* Handle interfacing with Linux's pagevec/lru facilities */ - --#if defined(HAVE_LINUX_LRU_CACHE_ADD_FILE) -+#if defined(HAVE_LINUX_LRU_CACHE_ADD_FILE) || defined(HAVE_LINUX_LRU_CACHE_ADD) - - /* - * Linux's lru_cache_add_file provides a simplified LRU interface without -@@ -90,7 +90,13 @@ afs_lru_cache_init(struct afs_lru_pages *alrupages) - static inline void - afs_lru_cache_add(struct afs_lru_pages *alrupages, struct page *page) - { -+# if defined(HAVE_LINUX_LRU_CACHE_ADD) -+ lru_cache_add(page); -+# elif defined(HAVE_LINUX_LRU_CACHE_ADD_FILE) - lru_cache_add_file(page); -+# else -+# error need a kernel function to add a page to the kernel lru cache -+# endif - } - - static inline void -diff --git a/src/cf/linux-kernel-func.m4 b/src/cf/linux-kernel-func.m4 -index 78ff48294..11d071806 100644 ---- a/src/cf/linux-kernel-func.m4 -+++ b/src/cf/linux-kernel-func.m4 -@@ -147,10 +147,17 @@ AC_CHECK_LINUX_FUNC([inode_lock], - [inode_lock(NULL);]) - - dnl lru_cache_add_file added to Linux 2.6.28. -+dnl removed in Linux 5.8 - AC_CHECK_LINUX_FUNC([lru_cache_add_file], - [#include <linux/swap.h>], - [lru_cache_add_file(NULL);]) - -+dnl lru_cache_add exported in Linux 5.8 -+dnl replaces lru_cache_add_file -+AC_CHECK_LINUX_FUNC([lru_cache_add], -+ [#include <linux/swap.h>], -+ [lru_cache_add(NULL);]) -+ - dnl Linux 5.8 replaced kernel_setsockopt with helper functions - dnl e.g. ip_sock_set_mtu_discover, ip_sock_set_recverr - AC_CHECK_LINUX_FUNC([ip_sock_set], --- -2.27.0 - |