diff options
Diffstat (limited to 'include/linux/fs.h')
| -rw-r--r-- | include/linux/fs.h | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index 811c77743dad..fd423fec8d83 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -304,13 +304,19 @@ enum rw_hint { struct kiocb { struct file *ki_filp; + + /* The 'ki_filp' pointer is shared in a union for aio */ + randomized_struct_fields_start + loff_t ki_pos; void (*ki_complete)(struct kiocb *iocb, long ret, long ret2); void *private; int ki_flags; u16 ki_hint; u16 ki_ioprio; /* See linux/ioprio.h */ -} __randomize_layout; + + randomized_struct_fields_end +}; static inline bool is_sync_kiocb(struct kiocb *kiocb) { @@ -1479,11 +1485,12 @@ struct super_block { struct user_namespace *s_user_ns; /* - * Keep the lru lists last in the structure so they always sit on their - * own individual cachelines. + * The list_lru structure is essentially just a pointer to a table + * of per-node lru lists, each of which has its own spinlock. + * There is no need to put them into separate cachelines. */ - struct list_lru s_dentry_lru ____cacheline_aligned_in_smp; - struct list_lru s_inode_lru ____cacheline_aligned_in_smp; + struct list_lru s_dentry_lru; + struct list_lru s_inode_lru; struct rcu_head rcu; struct work_struct destroy_work; |