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-rw-r--r--config/kernel-tmpfile.m428
-rw-r--r--module/os/linux/zfs/zpl_inode.c5
2 files changed, 29 insertions, 4 deletions
diff --git a/config/kernel-tmpfile.m4 b/config/kernel-tmpfile.m4
index f510bfe6ba03..45c2e6ceea52 100644
--- a/config/kernel-tmpfile.m4
+++ b/config/kernel-tmpfile.m4
@@ -3,23 +3,43 @@ dnl # 3.11 API change
dnl # Add support for i_op->tmpfile
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_TMPFILE], [
- ZFS_LINUX_TEST_SRC([inode_operations_tmpfile], [
+ dnl #
+ dnl # 5.11 API change
+ dnl # add support for userns parameter to tmpfile
+ dnl #
+ ZFS_LINUX_TEST_SRC([inode_operations_tmpfile_userns], [
#include <linux/fs.h>
- int tmpfile(struct inode *inode, struct dentry *dentry,
+ int tmpfile(struct user_namespace *userns,
+ struct inode *inode, struct dentry *dentry,
umode_t mode) { return 0; }
static struct inode_operations
iops __attribute__ ((unused)) = {
.tmpfile = tmpfile,
};
],[])
+ ZFS_LINUX_TEST_SRC([inode_operations_tmpfile], [
+ #include <linux/fs.h>
+ int tmpfile(struct inode *inode, struct dentry *dentry,
+ umode_t mode) { return 0; }
+ static struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .tmpfile = tmpfile,
+ };
+ ],[])
])
AC_DEFUN([ZFS_AC_KERNEL_TMPFILE], [
AC_MSG_CHECKING([whether i_op->tmpfile() exists])
- ZFS_LINUX_TEST_RESULT([inode_operations_tmpfile], [
+ ZFS_LINUX_TEST_RESULT([inode_operations_tmpfile_userns], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_TMPFILE, 1, [i_op->tmpfile() exists])
+ AC_DEFINE(HAVE_TMPFILE_USERNS, 1, [i_op->tmpfile() has userns])
],[
- AC_MSG_RESULT(no)
+ ZFS_LINUX_TEST_RESULT([inode_operations_tmpfile], [
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_TMPFILE, 1, [i_op->tmpfile() exists])
+ ],[
+ AC_MSG_RESULT(no)
+ ])
])
])
diff --git a/module/os/linux/zfs/zpl_inode.c b/module/os/linux/zfs/zpl_inode.c
index 79d5a605bf4d..98c2fb3a0c92 100644
--- a/module/os/linux/zfs/zpl_inode.c
+++ b/module/os/linux/zfs/zpl_inode.c
@@ -224,7 +224,12 @@ zpl_mknod(struct inode *dir, struct dentry *dentry, umode_t mode,
#ifdef HAVE_TMPFILE
static int
+#ifdef HAVE_TMPFILE_USERNS
+zpl_tmpfile(struct user_namespace *userns, struct inode *dir,
+ struct dentry *dentry, umode_t mode)
+#else
zpl_tmpfile(struct inode *dir, struct dentry *dentry, umode_t mode)
+#endif
{
cred_t *cr = CRED();
struct inode *ip;