From f4cdf7ca9a1fdcca413157df19753f388a5a224e Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Wed, 19 Aug 2026 10:09:22 -0700 Subject: Merge tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media Pull media updates from Mauro Carvalho Chehab: - v4l2-core: added ISP statistics support and per-block validation - v4l2-core: Allow unknown HDR10 white point and luminance - New camera sensors: Sony IMX678 and IMX471m, Himax HM1092 IR sensor - New codec: Milos: VPU v2.0 codec support - isp driver: gained support for Dreamchip RPPX1 ISP framework - vsp1 driver: gained support for RZ/T2H and RZ/N2H - Novalake driver: gained CVS support for new NVL hardware - dvb-core: fix feed leak on failed DMX_ADD_PID - several driver fixes, cleanups and minor improvements * tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (308 commits) media: ipu-bridge: check all DMI entries when overriding sensor rotation media: v4l2-async: avoid deleting unlinked ASC entry on link error media: rzg2l-cru: Align bytesperline to hardware DMA stride requirement media: intel/ipu6: fix async notifier cleanup leak on parse error media: staging/ipu7: fix async notifier UAF on probe error path media: amd: isp4: fix self-deadlock in isp4sd_pwron_and_init() error path media: amd: isp4: release partial allocations in isp4if_alloc_fw_gpumem() media: rcar-isp: Fix VSPX reference leaks media: rcar-isp: Release ISPCORE resources media: i2c: imx415: Release runtime PM reference on VBLANK error media: i2c: imx415: Return test pattern write errors media: renesas: vsp1: Declare index variables in for loop statement media: renesas: vsp1: Make reset control optional to support platforms without a reset line media: dt-bindings: media: renesas,vsp1: Document RZ/T2H and RZ/N2H SoCs media: dt-bindings: media: renesas,fcp: Document RZ/T2H and RZ/N2H SoCs media: nxp: imx8-isi: Add additional 32-bit RGB format support media: nxp: imx8-isi: Add 16-bit raw Bayer format support media: nxp: imx8-isi: Implement per-stream reference counting for multiplexed streams media: nxp: imx8-isi: Use BIT_ULL() for 64-bit stream masks media: nxp: imx8-isi: Correct color map between V4L2 and ISI ... --- fs/ext2/xattr.h | 116 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 116 insertions(+) create mode 100644 fs/ext2/xattr.h (limited to 'fs/ext2/xattr.h') diff --git a/fs/ext2/xattr.h b/fs/ext2/xattr.h new file mode 100644 index 000000000..6a4966949 --- /dev/null +++ b/fs/ext2/xattr.h @@ -0,0 +1,116 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + File: linux/ext2_xattr.h + + On-disk format of extended attributes for the ext2 filesystem. + + (C) 2001 Andreas Gruenbacher, +*/ + +#include +#include + +/* Magic value in attribute blocks */ +#define EXT2_XATTR_MAGIC 0xEA020000 + +/* Maximum number of references to one attribute block */ +#define EXT2_XATTR_REFCOUNT_MAX 1024 + +/* Name indexes */ +#define EXT2_XATTR_INDEX_USER 1 +#define EXT2_XATTR_INDEX_POSIX_ACL_ACCESS 2 +#define EXT2_XATTR_INDEX_POSIX_ACL_DEFAULT 3 +#define EXT2_XATTR_INDEX_TRUSTED 4 +#define EXT2_XATTR_INDEX_LUSTRE 5 +#define EXT2_XATTR_INDEX_SECURITY 6 + +struct ext2_xattr_header { + __le32 h_magic; /* magic number for identification */ + __le32 h_refcount; /* reference count */ + __le32 h_blocks; /* number of disk blocks used */ + __le32 h_hash; /* hash value of all attributes */ + __u32 h_reserved[4]; /* zero right now */ +}; + +struct ext2_xattr_entry { + __u8 e_name_len; /* length of name */ + __u8 e_name_index; /* attribute name index */ + __le16 e_value_offs; /* offset in disk block of value */ + __le32 e_value_block; /* disk block attribute is stored on (n/i) */ + __le32 e_value_size; /* size of attribute value */ + __le32 e_hash; /* hash value of name and value */ + char e_name[]; /* attribute name */ +}; + +#define EXT2_XATTR_PAD_BITS 2 +#define EXT2_XATTR_PAD (1<e_name_len)) ) +#define EXT2_XATTR_SIZE(size) \ + (((size) + EXT2_XATTR_ROUND) & ~EXT2_XATTR_ROUND) + +struct mb_cache; + +# ifdef CONFIG_EXT2_FS_XATTR + +extern const struct xattr_handler ext2_xattr_user_handler; +extern const struct xattr_handler ext2_xattr_trusted_handler; +extern const struct xattr_handler ext2_xattr_security_handler; + +extern ssize_t ext2_listxattr(struct dentry *, char *, size_t); + +extern int ext2_xattr_get(struct inode *, int, const char *, void *, size_t); +extern int ext2_xattr_set(struct inode *, int, const char *, const void *, size_t, int); + +extern void ext2_xattr_delete_inode(struct inode *); + +extern struct mb_cache *ext2_xattr_create_cache(void); +extern void ext2_xattr_destroy_cache(struct mb_cache *cache); + +extern const struct xattr_handler * const ext2_xattr_handlers[]; + +# else /* CONFIG_EXT2_FS_XATTR */ + +static inline int +ext2_xattr_get(struct inode *inode, int name_index, + const char *name, void *buffer, size_t size) +{ + return -EOPNOTSUPP; +} + +static inline int +ext2_xattr_set(struct inode *inode, int name_index, const char *name, + const void *value, size_t size, int flags) +{ + return -EOPNOTSUPP; +} + +static inline void +ext2_xattr_delete_inode(struct inode *inode) +{ +} + +static inline void ext2_xattr_destroy_cache(struct mb_cache *cache) +{ +} + +#define ext2_xattr_handlers NULL +#define ext2_listxattr NULL + +# endif /* CONFIG_EXT2_FS_XATTR */ + +#ifdef CONFIG_EXT2_FS_SECURITY +extern int ext2_init_security(struct inode *inode, struct inode *dir, + const struct qstr *qstr); +#else +static inline int ext2_init_security(struct inode *inode, struct inode *dir, + const struct qstr *qstr) +{ + return 0; +} +#endif -- cgit v1.3.1