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authorBrian Behlendorf <[email protected]>2023-02-14 11:04:34 -0800
committerGitHub <[email protected]>2023-02-14 11:04:34 -0800
commit3fc92adc409a36de229c78c7ca3d4689e9386bd3 (patch)
tree7a2ec1de6ac61e712e8b7676ae5ce77aa6a79de2 /config/kernel.m4
parentab672133a9bde75d20afd59d8db1405c7300a557 (diff)
Linux: use filemap_range_has_page()
As of the 4.13 kernel filemap_range_has_page() can be used to check if there is a page mapped in a given file range. When available this interface should be used which eliminates the need for the zp->z_is_mapped boolean. Reviewed-by: Brian Atkinson <[email protected]> Signed-off-by: Brian Behlendorf <[email protected]> Closes #14493
Diffstat (limited to 'config/kernel.m4')
-rw-r--r--config/kernel.m42
1 files changed, 2 insertions, 0 deletions
diff --git a/config/kernel.m4 b/config/kernel.m4
index 353988e9c..121d73ef6 100644
--- a/config/kernel.m4
+++ b/config/kernel.m4
@@ -150,6 +150,7 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_SRC], [
ZFS_AC_KERNEL_SRC_USER_NS_COMMON_INUM
ZFS_AC_KERNEL_SRC_IDMAP_MNT_API
ZFS_AC_KERNEL_SRC_IATTR_VFSID
+ ZFS_AC_KERNEL_SRC_FILEMAP
AC_MSG_CHECKING([for available kernel interfaces])
ZFS_LINUX_TEST_COMPILE_ALL([kabi])
@@ -273,6 +274,7 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_RESULT], [
ZFS_AC_KERNEL_USER_NS_COMMON_INUM
ZFS_AC_KERNEL_IDMAP_MNT_API
ZFS_AC_KERNEL_IATTR_VFSID
+ ZFS_AC_KERNEL_FILEMAP
])
dnl #