__vfs_setxattr_locked(9)

🌸 __vfs_setxattr_locked(9) 🌸

okay so bestie, welcome to this lil page from the Kernel API Manual — it’s giving kernel-internals realness, and we’re gonna read it together. 💅✨

💖 NAME 💖

__vfs_setxattr_locked — set an extended attribute while holding the inode lock

✨ SYNOPSIS ✨

int __vfs_setxattr_locked (struct mnt_idmap *idmap , struct dentry *dentry , const char *name , const void *value , size_t size , int flags , struct delegated_inode *delegated_inode );

🎀 ARGUMENTS 🎀

• idmap — the idmap of the mount of the target inode, periodt.
• dentry — the object to perform setxattr on.
• name — the xattr name to set.
• value — the value to set name to.
• size — size of value.
• flags — flags to pass into filesystem operations.
• delegated_inode — on return, will contain an inode pointer that a delegation was broken on, NULL if none.

🦋 SEE ALSO 🦋

Kernel file ./fs/xattr.c — the whole squad is:

• may_write_xattr(9)
• __vfs_setxattr_noperm(9)
• vfs_listxattr(9)
• __vfs_removexattr_locked(9)
• generic_listxattr(9)
• xattr_full_name(9)
• simple_xattr_space(9)
• simple_xattr_free(9)
• simple_xattr_free_rcu(9)
• simple_xattr_alloc(9)
• simple_xattr_get(9)
• simple_xattr_set(9)
• simple_xattr_set_limited(9)
• simple_xattr_list(9)
• simple_xattr_add(9)
• simple_xattr_add_limited(9)
• simple_xattrs_free(9)
• simple_xattr_cache_cleanup(9)

made with 💖 from the source/version tag ./fs, dated October 2026, in the Kernel API Manual — kbye bestie 💅✨