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New inode->i_version API requires <iversion.h>

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Since v4.15-rc3-4-gae5e165d855d, <linux/iversion.h> contains a new
inode->i_version API and it is not included by default.

Signed-off-by: Auke Kok <auke.kok@versity.com>
This commit is contained in:
Auke Kok
2023-05-09 14:30:46 -04:00
parent cf4df0ef9f
commit af868aad9b
2 changed files with 21 additions and 0 deletions
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10
kmod/src/Makefile.kernelcompat
View File

@@ -63,3 +63,13 @@ endif
ifneq (,$(shell grep 'static inline bool RBNAME.*_compute_max' include/linux/rbtree_augmented.h))
ccflags-y += -DKC_RB_TREE_AUGMENTED_COMPUTE_MAX
endif
#
# v4.15-rc3-4-gae5e165d855d
#
# linux/iversion.h needs to manually be included for code that
# manipulates this field.
#
ifneq (,$(shell grep -s 'define _LINUX_IVERSION_H' include/linux/iversion.h))
ccflags-y += -DKC_NEED_LINUX_IVERSION_H=1
endif

11
kmod/src/kernelcompat.h
View File

@@ -4,6 +4,17 @@
#include <linux/kernel.h>
#include <linux/fs.h>
/*
* v4.15-rc3-4-gae5e165d855d
*
* new API for handling inode->i_version. This forces us to
* include this API where we need. We include it here for
* convenience instead of where it's needed.
*/
#ifdef KC_NEED_LINUX_IVERSION_H
#include <linux/iversion.h>
#endif
#ifndef KC_ITERATE_DIR_CONTEXT
typedef filldir_t kc_readdir_ctx_t;
#define KC_DECLARE_READDIR(name, file, dirent, ctx) name(file, dirent, ctx)