51 lines
1.2 KiB
Text
51 lines
1.2 KiB
Text
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dnl #
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dnl # The fallocate callback was moved from the inode_operations
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dnl # structure to the file_operations structure.
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_SRC_FALLOCATE], [
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dnl # Linux 2.6.38 - 3.x API
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ZFS_LINUX_TEST_SRC([file_fallocate], [
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#include <linux/fs.h>
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long test_fallocate(struct file *file, int mode,
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loff_t offset, loff_t len) { return 0; }
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static const struct file_operations
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fops __attribute__ ((unused)) = {
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.fallocate = test_fallocate,
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};
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], [])
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dnl # Linux 2.6.x - 2.6.37 API
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ZFS_LINUX_TEST_SRC([inode_fallocate], [
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#include <linux/fs.h>
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long test_fallocate(struct inode *inode, int mode,
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loff_t offset, loff_t len) { return 0; }
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static const struct inode_operations
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fops __attribute__ ((unused)) = {
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.fallocate = test_fallocate,
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};
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], [])
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])
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AC_DEFUN([ZFS_AC_KERNEL_FALLOCATE], [
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AC_MSG_CHECKING([whether fops->fallocate() exists])
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ZFS_LINUX_TEST_RESULT([file_fallocate], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_FILE_FALLOCATE, 1, [fops->fallocate() exists])
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],[
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AC_MSG_RESULT(no)
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])
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AC_MSG_CHECKING([whether iops->fallocate() exists])
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ZFS_LINUX_TEST_RESULT([inode_fallocate], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_INODE_FALLOCATE, 1, [fops->fallocate() exists])
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],[
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AC_MSG_RESULT(no)
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])
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])
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