From 093a6c67005148ae32a5c9e4553491b9f5c2457b Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:40:51 +0000
Subject: [PATCH] disable kernel build waring
---
kernel/include/linux/fs.h | 65 ++++++++++++++++++++------------
1 files changed, 40 insertions(+), 25 deletions(-)
diff --git a/kernel/include/linux/fs.h b/kernel/include/linux/fs.h
index 7297765..7286523 100644
--- a/kernel/include/linux/fs.h
+++ b/kernel/include/linux/fs.h
@@ -1179,6 +1179,7 @@
extern int vfs_test_lock(struct file *, struct file_lock *);
extern int vfs_lock_file(struct file *, unsigned int, struct file_lock *, struct file_lock *);
extern int vfs_cancel_lock(struct file *filp, struct file_lock *fl);
+bool vfs_inode_has_locks(struct inode *inode);
extern int locks_lock_inode_wait(struct inode *inode, struct file_lock *fl);
extern int __break_lease(struct inode *inode, unsigned int flags, unsigned int type);
extern void lease_get_mtime(struct inode *, struct timespec64 *time);
@@ -1291,6 +1292,11 @@
return 0;
}
+static inline bool vfs_inode_has_locks(struct inode *inode)
+{
+ return false;
+}
+
static inline int locks_lock_inode_wait(struct inode *inode, struct file_lock *fl)
{
return -ENOLCK;
@@ -1376,29 +1382,29 @@
* sb->s_flags. Note that these mirror the equivalent MS_* flags where
* represented in both.
*/
-#define SB_RDONLY 1 /* Mount read-only */
-#define SB_NOSUID 2 /* Ignore suid and sgid bits */
-#define SB_NODEV 4 /* Disallow access to device special files */
-#define SB_NOEXEC 8 /* Disallow program execution */
-#define SB_SYNCHRONOUS 16 /* Writes are synced at once */
-#define SB_MANDLOCK 64 /* Allow mandatory locks on an FS */
-#define SB_DIRSYNC 128 /* Directory modifications are synchronous */
-#define SB_NOATIME 1024 /* Do not update access times. */
-#define SB_NODIRATIME 2048 /* Do not update directory access times */
-#define SB_SILENT 32768
-#define SB_POSIXACL (1<<16) /* VFS does not apply the umask */
-#define SB_INLINECRYPT (1<<17) /* Use blk-crypto for encrypted files */
-#define SB_KERNMOUNT (1<<22) /* this is a kern_mount call */
-#define SB_I_VERSION (1<<23) /* Update inode I_version field */
-#define SB_LAZYTIME (1<<25) /* Update the on-disk [acm]times lazily */
+#define SB_RDONLY BIT(0) /* Mount read-only */
+#define SB_NOSUID BIT(1) /* Ignore suid and sgid bits */
+#define SB_NODEV BIT(2) /* Disallow access to device special files */
+#define SB_NOEXEC BIT(3) /* Disallow program execution */
+#define SB_SYNCHRONOUS BIT(4) /* Writes are synced at once */
+#define SB_MANDLOCK BIT(6) /* Allow mandatory locks on an FS */
+#define SB_DIRSYNC BIT(7) /* Directory modifications are synchronous */
+#define SB_NOATIME BIT(10) /* Do not update access times. */
+#define SB_NODIRATIME BIT(11) /* Do not update directory access times */
+#define SB_SILENT BIT(15)
+#define SB_POSIXACL BIT(16) /* VFS does not apply the umask */
+#define SB_INLINECRYPT BIT(17) /* Use blk-crypto for encrypted files */
+#define SB_KERNMOUNT BIT(22) /* this is a kern_mount call */
+#define SB_I_VERSION BIT(23) /* Update inode I_version field */
+#define SB_LAZYTIME BIT(25) /* Update the on-disk [acm]times lazily */
/* These sb flags are internal to the kernel */
-#define SB_SUBMOUNT (1<<26)
-#define SB_FORCE (1<<27)
-#define SB_NOSEC (1<<28)
-#define SB_BORN (1<<29)
-#define SB_ACTIVE (1<<30)
-#define SB_NOUSER (1<<31)
+#define SB_SUBMOUNT BIT(26)
+#define SB_FORCE BIT(27)
+#define SB_NOSEC BIT(28)
+#define SB_BORN BIT(29)
+#define SB_ACTIVE BIT(30)
+#define SB_NOUSER BIT(31)
/* These flags relate to encoding and casefolding */
#define SB_ENC_STRICT_MODE_FL (1 << 0)
@@ -1810,6 +1816,7 @@
extern void inode_init_owner(struct inode *inode, const struct inode *dir,
umode_t mode);
extern bool may_open_dev(const struct path *path);
+umode_t mode_strip_sgid(const struct inode *dir, umode_t mode);
/*
* This is the "filldir" function type, used by readdir() to let
@@ -3021,7 +3028,7 @@
extern struct inode *new_inode_pseudo(struct super_block *sb);
extern struct inode *new_inode(struct super_block *sb);
extern void free_inode_nonrcu(struct inode *inode);
-extern int should_remove_suid(struct dentry *);
+extern int setattr_should_drop_suidgid(struct inode *);
extern int file_remove_privs(struct file *);
extern void __insert_inode_hash(struct inode *, unsigned long hashval);
@@ -3414,7 +3421,7 @@
* All attributes contain a text representation of a numeric value
* that are accessed with the get() and set() functions.
*/
-#define DEFINE_SIMPLE_ATTRIBUTE(__fops, __get, __set, __fmt) \
+#define DEFINE_SIMPLE_ATTRIBUTE_XSIGNED(__fops, __get, __set, __fmt, __is_signed) \
static int __fops ## _open(struct inode *inode, struct file *file) \
{ \
__simple_attr_check_format(__fmt, 0ull); \
@@ -3425,9 +3432,15 @@
.open = __fops ## _open, \
.release = simple_attr_release, \
.read = simple_attr_read, \
- .write = simple_attr_write, \
+ .write = (__is_signed) ? simple_attr_write_signed : simple_attr_write, \
.llseek = generic_file_llseek, \
}
+
+#define DEFINE_SIMPLE_ATTRIBUTE(__fops, __get, __set, __fmt) \
+ DEFINE_SIMPLE_ATTRIBUTE_XSIGNED(__fops, __get, __set, __fmt, false)
+
+#define DEFINE_SIMPLE_ATTRIBUTE_SIGNED(__fops, __get, __set, __fmt) \
+ DEFINE_SIMPLE_ATTRIBUTE_XSIGNED(__fops, __get, __set, __fmt, true)
static inline __printf(1, 2)
void __simple_attr_check_format(const char *fmt, ...)
@@ -3443,6 +3456,8 @@
size_t len, loff_t *ppos);
ssize_t simple_attr_write(struct file *file, const char __user *buf,
size_t len, loff_t *ppos);
+ssize_t simple_attr_write_signed(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos);
struct ctl_table;
int proc_nr_files(struct ctl_table *table, int write,
@@ -3462,7 +3477,7 @@
static inline bool is_sxid(umode_t mode)
{
- return (mode & S_ISUID) || ((mode & S_ISGID) && (mode & S_IXGRP));
+ return mode & (S_ISUID | S_ISGID);
}
static inline int check_sticky(struct inode *dir, struct inode *inode)
--
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