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Commit | Line | Data |
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e9a77290 | 1 | dnl # |
2 | dnl # 4.8 API change | |
3 | dnl # | |
4 | dnl # 75ef71840539 mm, vmstat: add infrastructure for per-node vmstats | |
5 | dnl # 599d0c954f91 mm, vmscan: move LRU lists to node | |
6 | dnl # | |
608f8749 BB |
7 | AC_DEFUN([ZFS_AC_KERNEL_SRC_GLOBAL_NODE_PAGE_STATE], [ |
8 | ZFS_LINUX_TEST_SRC([global_node_page_state], [ | |
e9a77290 | 9 | #include <linux/mm.h> |
10 | #include <linux/vmstat.h> | |
11 | ],[ | |
12 | (void) global_node_page_state(0); | |
608f8749 BB |
13 | ]) |
14 | ]) | |
15 | ||
16 | AC_DEFUN([ZFS_AC_KERNEL_GLOBAL_NODE_PAGE_STATE], [ | |
17 | AC_MSG_CHECKING([whether global_node_page_state() exists]) | |
18 | ZFS_LINUX_TEST_RESULT([global_node_page_state], [ | |
e9a77290 | 19 | AC_MSG_RESULT(yes) |
608f8749 BB |
20 | AC_DEFINE(ZFS_GLOBAL_NODE_PAGE_STATE, 1, |
21 | [global_node_page_state() exists]) | |
e9a77290 | 22 | ],[ |
23 | AC_MSG_RESULT(no) | |
24 | ]) | |
25 | ]) | |
26 | ||
27 | dnl # | |
28 | dnl # 4.14 API change | |
29 | dnl # | |
30 | dnl # c41f012ade0b mm: rename global_page_state to global_zone_page_state | |
31 | dnl # | |
608f8749 BB |
32 | AC_DEFUN([ZFS_AC_KERNEL_SRC_GLOBAL_ZONE_PAGE_STATE], [ |
33 | ZFS_LINUX_TEST_SRC([global_zone_page_state], [ | |
e9a77290 | 34 | #include <linux/mm.h> |
35 | #include <linux/vmstat.h> | |
36 | ],[ | |
37 | (void) global_zone_page_state(0); | |
608f8749 BB |
38 | ]) |
39 | ]) | |
40 | ||
41 | AC_DEFUN([ZFS_AC_KERNEL_GLOBAL_ZONE_PAGE_STATE], [ | |
42 | AC_MSG_CHECKING([whether global_zone_page_state() exists]) | |
43 | ZFS_LINUX_TEST_RESULT([global_zone_page_state], [ | |
e9a77290 | 44 | AC_MSG_RESULT(yes) |
608f8749 BB |
45 | AC_DEFINE(ZFS_GLOBAL_ZONE_PAGE_STATE, 1, |
46 | [global_zone_page_state() exists]) | |
e9a77290 | 47 | ],[ |
48 | AC_MSG_RESULT(no) | |
49 | ]) | |
50 | ]) | |
51 | ||
52 | dnl # | |
53 | dnl # Create a define and autoconf variable for an enum member | |
54 | dnl # | |
55 | AC_DEFUN([ZFS_AC_KERNEL_ENUM_MEMBER], [ | |
56 | AC_MSG_CHECKING([whether enum $2 contains $1]) | |
608f8749 | 57 | AS_IF([AC_TRY_COMMAND( |
f63c9dc7 | 58 | "${srcdir}/scripts/enum-extract.pl" "$2" "$3" | grep -Eqx $1)],[ |
e9a77290 | 59 | AC_MSG_RESULT([yes]) |
608f8749 BB |
60 | AC_DEFINE(m4_join([_], [ZFS_ENUM], m4_toupper($2), $1), 1, |
61 | [enum $2 contains $1]) | |
e9a77290 | 62 | m4_join([_], [ZFS_ENUM], m4_toupper($2), $1)=1 |
63 | ],[ | |
64 | AC_MSG_RESULT([no]) | |
65 | ]) | |
66 | ]) | |
67 | ||
68 | dnl # | |
69 | dnl # Sanity check helpers | |
70 | dnl # | |
71 | AC_DEFUN([ZFS_AC_KERNEL_GLOBAL_PAGE_STATE_ENUM_ERROR],[ | |
72 | AC_MSG_RESULT(no) | |
73 | AC_MSG_RESULT([$1 in either node_stat_item or zone_stat_item: $2]) | |
608f8749 | 74 | ZFS_LINUX_TEST_ERROR([global page state]) |
e9a77290 | 75 | ]) |
76 | ||
77 | AC_DEFUN([ZFS_AC_KERNEL_GLOBAL_PAGE_STATE_ENUM_CHECK], [ | |
78 | enum_check_a="m4_join([_], [$ZFS_ENUM_NODE_STAT_ITEM], $1)" | |
79 | enum_check_b="m4_join([_], [$ZFS_ENUM_ZONE_STAT_ITEM], $1)" | |
80 | AS_IF([test -n "$enum_check_a" -a -n "$enum_check_b"],[ | |
81 | ZFS_AC_KERNEL_GLOBAL_PAGE_STATE_ENUM_ERROR([$1], [DUPLICATE]) | |
82 | ]) | |
83 | AS_IF([test -z "$enum_check_a" -a -z "$enum_check_b"],[ | |
84 | ZFS_AC_KERNEL_GLOBAL_PAGE_STATE_ENUM_ERROR([$1], [NOT FOUND]) | |
85 | ]) | |
86 | ]) | |
87 | ||
88 | dnl # | |
608f8749 | 89 | dnl # Ensure the config tests are finding one and only one of each enum. |
e9a77290 | 90 | dnl # |
91 | AC_DEFUN([ZFS_AC_KERNEL_GLOBAL_ZONE_PAGE_STATE_SANITY], [ | |
608f8749 | 92 | AC_MSG_CHECKING([whether global_page_state enums are sane]) |
e9a77290 | 93 | |
94 | ZFS_AC_KERNEL_GLOBAL_PAGE_STATE_ENUM_CHECK([NR_FILE_PAGES]) | |
95 | ZFS_AC_KERNEL_GLOBAL_PAGE_STATE_ENUM_CHECK([NR_INACTIVE_ANON]) | |
96 | ZFS_AC_KERNEL_GLOBAL_PAGE_STATE_ENUM_CHECK([NR_INACTIVE_FILE]) | |
e9a77290 | 97 | |
98 | AC_MSG_RESULT(yes) | |
99 | ]) | |
100 | ||
608f8749 BB |
101 | AC_DEFUN([ZFS_AC_KERNEL_SRC_GLOBAL_PAGE_STATE], [ |
102 | ZFS_AC_KERNEL_SRC_GLOBAL_NODE_PAGE_STATE | |
103 | ZFS_AC_KERNEL_SRC_GLOBAL_ZONE_PAGE_STATE | |
104 | ]) | |
105 | ||
e9a77290 | 106 | dnl # |
107 | dnl # enum members in which we're interested | |
108 | dnl # | |
109 | AC_DEFUN([ZFS_AC_KERNEL_GLOBAL_PAGE_STATE], [ | |
110 | ZFS_AC_KERNEL_GLOBAL_NODE_PAGE_STATE | |
111 | ZFS_AC_KERNEL_GLOBAL_ZONE_PAGE_STATE | |
112 | ||
608f8749 BB |
113 | ZFS_AC_KERNEL_ENUM_MEMBER([NR_FILE_PAGES], |
114 | [node_stat_item], [$LINUX/include/linux/mmzone.h]) | |
115 | ZFS_AC_KERNEL_ENUM_MEMBER([NR_INACTIVE_ANON], | |
116 | [node_stat_item], [$LINUX/include/linux/mmzone.h]) | |
117 | ZFS_AC_KERNEL_ENUM_MEMBER([NR_INACTIVE_FILE], | |
118 | [node_stat_item], [$LINUX/include/linux/mmzone.h]) | |
e9a77290 | 119 | |
608f8749 BB |
120 | ZFS_AC_KERNEL_ENUM_MEMBER([NR_FILE_PAGES], |
121 | [zone_stat_item], [$LINUX/include/linux/mmzone.h]) | |
122 | ZFS_AC_KERNEL_ENUM_MEMBER([NR_INACTIVE_ANON], | |
123 | [zone_stat_item], [$LINUX/include/linux/mmzone.h]) | |
124 | ZFS_AC_KERNEL_ENUM_MEMBER([NR_INACTIVE_FILE], | |
125 | [zone_stat_item], [$LINUX/include/linux/mmzone.h]) | |
e9a77290 | 126 | |
127 | ZFS_AC_KERNEL_GLOBAL_ZONE_PAGE_STATE_SANITY | |
128 | ]) |