LU-6142 build: Fix style issues for lustre_compat.h

This patch fixes issues reported by checkpatch
for file lustre/include/lustre_compat.h

Test-Parameters: trivial
Signed-off-by: Arshad Hussain <arshad.hussain@aeoncomputing.com>
Change-Id: I2e91f4faba98d3862d8180f622478518c4b8b0c3
Reviewed-on: https://review.whamcloud.com/c/fs/lustre-release/+/53907
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-by: Timothy Day <timday@amazon.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>

diff --git a/lustre/include/lustre_compat.h b/lustre/include/lustre_compat.h
index 3c5c0a0..3148b78 100644 (file)
--- a/lustre/include/lustre_compat.h
+++ b/lustre/include/lustre_compat.h
@@ -54,10 +54,10 @@
 
 #ifdef HAVE_4ARGS_VFS_SYMLINK
 #define ll_vfs_symlink(dir, dentry, mnt, path, mode) \
-                vfs_symlink(dir, dentry, path, mode)
+                      vfs_symlink(dir, dentry, path, mode)
 #else
 #define ll_vfs_symlink(dir, dentry, mnt, path, mode) \
-                       vfs_symlink(dir, dentry, path)
+                      vfs_symlink(dir, dentry, path)
 #endif
 
 #ifdef HAVE_BVEC_ITER
@@ -276,14 +276,14 @@ static inline int __must_check PTR_ERR_OR_ZERO(__force const void *ptr)
 #endif /* HAVE_IOP_XATTR */
 
 #ifndef HAVE_POSIX_ACL_VALID_USER_NS
-#define posix_acl_valid(a,b)           posix_acl_valid(b)
+#define posix_acl_valid(a, b)          posix_acl_valid(b)
 #endif
 
 #ifdef HAVE_IOP_SET_ACL
 #ifdef CONFIG_LUSTRE_FS_POSIX_ACL
-#if !defined(HAVE_USER_NAMESPACE_ARG) \
- && !defined(HAVE_POSIX_ACL_UPDATE_MODE) \
- && !defined(HAVE_MNT_IDMAP_ARG)
+#if !defined(HAVE_USER_NAMESPACE_ARG) && \
+       !defined(HAVE_POSIX_ACL_UPDATE_MODE) && \
+       !defined(HAVE_MNT_IDMAP_ARG)
 static inline int posix_acl_update_mode(struct inode *inode, umode_t *mode_p,
                          struct posix_acl **acl)
 {
@@ -395,7 +395,8 @@ __generic_file_write_iter(struct kiocb *iocb, struct iov_iter *iter)
        /* Since LLITE updates file size at the end of I/O in
         * vvp_io_commit_write(), append write has to be done in atomic when
         * there are multiple segments because otherwise each iteration to
-        * __generic_file_aio_write() will see original file size */
+        * __generic_file_aio_write() will see original file size
+        */
        if (unlikely(iocb->ki_filp->f_flags & O_APPEND && iter->nr_segs > 1)) {
                struct iovec *iov_copy;
                int count = 0;
@@ -480,8 +481,9 @@ static inline struct timespec current_time(struct inode *inode)
 
 #endif
 
+/* kernel version less than 4.2, smp_store_mb is not defined, use set_mb */
 #ifndef smp_store_mb
-#define smp_store_mb(var, value)       set_mb(var, value)
+#define smp_store_mb(var, value) set_mb(var, value) /* set full mem barrier */
 #endif
 
 #ifdef HAVE_PAGEVEC_INIT_ONE_PARAM
@@ -507,7 +509,8 @@ static inline struct timespec current_time(struct inode *inode)
 #else
 #define i_pages tree_lock
 #define ll_xa_lock_irqsave(lockp, flags) spin_lock_irqsave(lockp, flags)
-#define ll_xa_unlock_irqrestore(lockp, flags) spin_unlock_irqrestore(lockp, flags)
+#define ll_xa_unlock_irqrestore(lockp, flags) spin_unlock_irqrestore(lockp, \
+                                                                    flags)
 #endif
 
 /* Linux commit v5.15-12273-gab2f9d2d3626