From 68598d2ea886322f9b4b0058e5b288418622de95 Mon Sep 17 00:00:00 2001 From: "Dmitry V. Levin" Date: Wed, 1 Mar 2017 02:12:50 +0300 Subject: btrfs: remove btrfs_err_str function from uapi/linux/btrfs.h btrfs_err_str function is not called from anywhere and is replicated in the userspace headers for btrfs-progs. It's removal also fixes the following linux/btrfs.h userspace compilation error: /usr/include/linux/btrfs.h: In function 'btrfs_err_str': /usr/include/linux/btrfs.h:740:11: error: 'NULL' undeclared (first use in this function) return NULL; Suggested-by: Jeff Mahoney Signed-off-by: Dmitry V. Levin Reviewed-by: David Sterba Signed-off-by: David Sterba --- include/uapi/linux/btrfs.h | 27 --------------------------- 1 file changed, 27 deletions(-) (limited to 'include/uapi') diff --git a/include/uapi/linux/btrfs.h b/include/uapi/linux/btrfs.h index db4c253f8011..dcfc3a5a9cb1 100644 --- a/include/uapi/linux/btrfs.h +++ b/include/uapi/linux/btrfs.h @@ -713,33 +713,6 @@ enum btrfs_err_code { BTRFS_ERROR_DEV_ONLY_WRITABLE, BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS }; -/* An error code to error string mapping for the kernel -* error codes -*/ -static inline char *btrfs_err_str(enum btrfs_err_code err_code) -{ - switch (err_code) { - case BTRFS_ERROR_DEV_RAID1_MIN_NOT_MET: - return "unable to go below two devices on raid1"; - case BTRFS_ERROR_DEV_RAID10_MIN_NOT_MET: - return "unable to go below four devices on raid10"; - case BTRFS_ERROR_DEV_RAID5_MIN_NOT_MET: - return "unable to go below two devices on raid5"; - case BTRFS_ERROR_DEV_RAID6_MIN_NOT_MET: - return "unable to go below three devices on raid6"; - case BTRFS_ERROR_DEV_TGT_REPLACE: - return "unable to remove the dev_replace target dev"; - case BTRFS_ERROR_DEV_MISSING_NOT_FOUND: - return "no missing devices found to remove"; - case BTRFS_ERROR_DEV_ONLY_WRITABLE: - return "unable to remove the only writeable device"; - case BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS: - return "add/delete/balance/replace/resize operation "\ - "in progress"; - default: - return NULL; - } -} #define BTRFS_IOC_SNAP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 1, \ struct btrfs_ioctl_vol_args) -- cgit v1.2.3 From 337ba7fbf0fbc12242359c4af114878618b90951 Mon Sep 17 00:00:00 2001 From: "Dmitry V. Levin" Date: Sat, 25 Feb 2017 16:29:50 +0300 Subject: uapi: fix drm/omap_drm.h userspace compilation errors Consistently use types from linux/types.h like in other uapi drm/*_drm.h header files to fix the following drm/omap_drm.h userspace compilation errors: /usr/include/drm/omap_drm.h:36:2: error: unknown type name 'uint64_t' uint64_t param; /* in */ /usr/include/drm/omap_drm.h:37:2: error: unknown type name 'uint64_t' uint64_t value; /* in (set_param), out (get_param) */ /usr/include/drm/omap_drm.h:56:2: error: unknown type name 'uint32_t' uint32_t bytes; /* (for non-tiled formats) */ /usr/include/drm/omap_drm.h:58:3: error: unknown type name 'uint16_t' uint16_t width; /usr/include/drm/omap_drm.h:59:3: error: unknown type name 'uint16_t' uint16_t height; /usr/include/drm/omap_drm.h:65:2: error: unknown type name 'uint32_t' uint32_t flags; /* in */ /usr/include/drm/omap_drm.h:66:2: error: unknown type name 'uint32_t' uint32_t handle; /* out */ /usr/include/drm/omap_drm.h:67:2: error: unknown type name 'uint32_t' uint32_t __pad; /usr/include/drm/omap_drm.h:77:2: error: unknown type name 'uint32_t' uint32_t handle; /* buffer handle (in) */ /usr/include/drm/omap_drm.h:78:2: error: unknown type name 'uint32_t' uint32_t op; /* mask of omap_gem_op (in) */ /usr/include/drm/omap_drm.h:82:2: error: unknown type name 'uint32_t' uint32_t handle; /* buffer handle (in) */ /usr/include/drm/omap_drm.h:83:2: error: unknown type name 'uint32_t' uint32_t op; /* mask of omap_gem_op (in) */ /usr/include/drm/omap_drm.h:88:2: error: unknown type name 'uint32_t' uint32_t nregions; /usr/include/drm/omap_drm.h:89:2: error: unknown type name 'uint32_t' uint32_t __pad; /usr/include/drm/omap_drm.h:93:2: error: unknown type name 'uint32_t' uint32_t handle; /* buffer handle (in) */ /usr/include/drm/omap_drm.h:94:2: error: unknown type name 'uint32_t' uint32_t pad; /usr/include/drm/omap_drm.h:95:2: error: unknown type name 'uint64_t' uint64_t offset; /* mmap offset (out) */ /usr/include/drm/omap_drm.h:102:2: error: unknown type name 'uint32_t' uint32_t size; /* virtual size for mmap'ing (out) */ /usr/include/drm/omap_drm.h:103:2: error: unknown type name 'uint32_t' uint32_t __pad; Fixes: ef6503e89194 ("drm: Kbuild: add omap_drm.h to the installed headers") Signed-off-by: Dmitry V. Levin Signed-off-by: Tomi Valkeinen --- include/uapi/drm/omap_drm.h | 38 +++++++++++++++++++------------------- 1 file changed, 19 insertions(+), 19 deletions(-) (limited to 'include/uapi') diff --git a/include/uapi/drm/omap_drm.h b/include/uapi/drm/omap_drm.h index 407cb55df6ac..7fb97863c945 100644 --- a/include/uapi/drm/omap_drm.h +++ b/include/uapi/drm/omap_drm.h @@ -33,8 +33,8 @@ extern "C" { #define OMAP_PARAM_CHIPSET_ID 1 /* ie. 0x3430, 0x4430, etc */ struct drm_omap_param { - uint64_t param; /* in */ - uint64_t value; /* in (set_param), out (get_param) */ + __u64 param; /* in */ + __u64 value; /* in (set_param), out (get_param) */ }; #define OMAP_BO_SCANOUT 0x00000001 /* scanout capable (phys contiguous) */ @@ -53,18 +53,18 @@ struct drm_omap_param { #define OMAP_BO_TILED (OMAP_BO_TILED_8 | OMAP_BO_TILED_16 | OMAP_BO_TILED_32) union omap_gem_size { - uint32_t bytes; /* (for non-tiled formats) */ + __u32 bytes; /* (for non-tiled formats) */ struct { - uint16_t width; - uint16_t height; + __u16 width; + __u16 height; } tiled; /* (for tiled formats) */ }; struct drm_omap_gem_new { union omap_gem_size size; /* in */ - uint32_t flags; /* in */ - uint32_t handle; /* out */ - uint32_t __pad; + __u32 flags; /* in */ + __u32 handle; /* out */ + __u32 __pad; }; /* mask of operations: */ @@ -74,33 +74,33 @@ enum omap_gem_op { }; struct drm_omap_gem_cpu_prep { - uint32_t handle; /* buffer handle (in) */ - uint32_t op; /* mask of omap_gem_op (in) */ + __u32 handle; /* buffer handle (in) */ + __u32 op; /* mask of omap_gem_op (in) */ }; struct drm_omap_gem_cpu_fini { - uint32_t handle; /* buffer handle (in) */ - uint32_t op; /* mask of omap_gem_op (in) */ + __u32 handle; /* buffer handle (in) */ + __u32 op; /* mask of omap_gem_op (in) */ /* TODO maybe here we pass down info about what regions are touched * by sw so we can be clever about cache ops? For now a placeholder, * set to zero and we just do full buffer flush.. */ - uint32_t nregions; - uint32_t __pad; + __u32 nregions; + __u32 __pad; }; struct drm_omap_gem_info { - uint32_t handle; /* buffer handle (in) */ - uint32_t pad; - uint64_t offset; /* mmap offset (out) */ + __u32 handle; /* buffer handle (in) */ + __u32 pad; + __u64 offset; /* mmap offset (out) */ /* note: in case of tiled buffers, the user virtual size can be * different from the physical size (ie. how many pages are needed * to back the object) which is returned in DRM_IOCTL_GEM_OPEN.. * This size here is the one that should be used if you want to * mmap() the buffer: */ - uint32_t size; /* virtual size for mmap'ing (out) */ - uint32_t __pad; + __u32 size; /* virtual size for mmap'ing (out) */ + __u32 __pad; }; #define DRM_OMAP_GET_PARAM 0x00 -- cgit v1.2.3 From fdfe4a393e9cd8c92f4489ca207d410f44d05043 Mon Sep 17 00:00:00 2001 From: Stafford Horne Date: Mon, 13 Mar 2017 23:45:21 +0900 Subject: generic syscalls: Wire up statx syscall The new syscall statx is implemented as generic code, so enable it for architectures like openrisc which use the generic syscall table. Fixes: a528d35e8bfcc ("statx: Add a system call to make enhanced file info available") Cc: Thomas Gleixner Cc: Al Viro Cc: David Howells Cc: Catalin Marinas Cc: Will Deacon Cc: linux-arm-kernel@lists.infradead.org Signed-off-by: Stafford Horne Signed-off-by: Will Deacon --- include/uapi/asm-generic/unistd.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'include/uapi') diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h index 9b1462e38b82..a076cf1a3a23 100644 --- a/include/uapi/asm-generic/unistd.h +++ b/include/uapi/asm-generic/unistd.h @@ -730,9 +730,11 @@ __SYSCALL(__NR_pkey_mprotect, sys_pkey_mprotect) __SYSCALL(__NR_pkey_alloc, sys_pkey_alloc) #define __NR_pkey_free 290 __SYSCALL(__NR_pkey_free, sys_pkey_free) +#define __NR_statx 291 +__SYSCALL(__NR_statx, sys_statx) #undef __NR_syscalls -#define __NR_syscalls 291 +#define __NR_syscalls 292 /* * All syscalls below here should go away really, -- cgit v1.2.3 From 812755d69efcf7c12fded57983d456647a0bbadd Mon Sep 17 00:00:00 2001 From: "Dmitry V. Levin" Date: Fri, 24 Feb 2017 03:28:13 +0300 Subject: uapi: fix rdma/mlx5-abi.h userspace compilation errors Consistently use types from linux/types.h to fix the following rdma/mlx5-abi.h userspace compilation errors: /usr/include/rdma/mlx5-abi.h:69:25: error: 'u64' undeclared here (not in a function) MLX5_LIB_CAP_4K_UAR = (u64)1 << 0, /usr/include/rdma/mlx5-abi.h:69:29: error: expected ',' or '}' before numeric constant MLX5_LIB_CAP_4K_UAR = (u64)1 << 0, Include to fix the following rdma/mlx5-abi.h userspace compilation error: /usr/include/rdma/mlx5-abi.h:286:12: error: 'ETH_ALEN' undeclared here (not in a function) __u8 dmac[ETH_ALEN]; Signed-off-by: Dmitry V. Levin Signed-off-by: Doug Ledford --- include/uapi/rdma/mlx5-abi.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'include/uapi') diff --git a/include/uapi/rdma/mlx5-abi.h b/include/uapi/rdma/mlx5-abi.h index da7cd62bace7..0b3d30837a9f 100644 --- a/include/uapi/rdma/mlx5-abi.h +++ b/include/uapi/rdma/mlx5-abi.h @@ -34,6 +34,7 @@ #define MLX5_ABI_USER_H #include +#include /* For ETH_ALEN. */ enum { MLX5_QP_FLAG_SIGNATURE = 1 << 0, @@ -66,7 +67,7 @@ struct mlx5_ib_alloc_ucontext_req { }; enum mlx5_lib_caps { - MLX5_LIB_CAP_4K_UAR = (u64)1 << 0, + MLX5_LIB_CAP_4K_UAR = (__u64)1 << 0, }; struct mlx5_ib_alloc_ucontext_req_v2 { -- cgit v1.2.3 From 47071aee6a1956524b9929b3b821f6d2f8cae23c Mon Sep 17 00:00:00 2001 From: David Howells Date: Fri, 31 Mar 2017 18:32:10 +0100 Subject: statx: Reserve the top bit of the mask for future struct expansion Reserve the top bit of the mask for future expansion of the statx struct and give an error if statx() sees it set. All the other bits are ignored if we see them set but don't support the bit; we just clear the bit in the returned mask. Signed-off-by: David Howells Signed-off-by: Al Viro --- include/uapi/linux/stat.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/uapi') diff --git a/include/uapi/linux/stat.h b/include/uapi/linux/stat.h index 51a6b86e3700..0869b9eaa8ce 100644 --- a/include/uapi/linux/stat.h +++ b/include/uapi/linux/stat.h @@ -152,6 +152,7 @@ struct statx { #define STATX_BASIC_STATS 0x000007ffU /* The stuff in the normal stat struct */ #define STATX_BTIME 0x00000800U /* Want/got stx_btime */ #define STATX_ALL 0x00000fffU /* All currently supported flags */ +#define STATX__RESERVED 0x80000000U /* Reserved for future struct statx expansion */ /* * Attributes to be found in stx_attributes -- cgit v1.2.3 From 3209f68b3ca4667069923a325c88b21131bfdf9f Mon Sep 17 00:00:00 2001 From: David Howells Date: Fri, 31 Mar 2017 18:32:17 +0100 Subject: statx: Include a mask for stx_attributes in struct statx Include a mask in struct stat to indicate which bits of stx_attributes the filesystem actually supports. This would also be useful if we add another system call that allows you to do a 'bulk attribute set' and pass in a statx struct with the masks appropriately set to say what you want to set. Signed-off-by: David Howells Signed-off-by: Al Viro --- include/uapi/linux/stat.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'include/uapi') diff --git a/include/uapi/linux/stat.h b/include/uapi/linux/stat.h index 0869b9eaa8ce..d538897b8e08 100644 --- a/include/uapi/linux/stat.h +++ b/include/uapi/linux/stat.h @@ -114,7 +114,7 @@ struct statx { __u64 stx_ino; /* Inode number */ __u64 stx_size; /* File size */ __u64 stx_blocks; /* Number of 512-byte blocks allocated */ - __u64 __spare1[1]; + __u64 stx_attributes_mask; /* Mask to show what's supported in stx_attributes */ /* 0x40 */ struct statx_timestamp stx_atime; /* Last access time */ struct statx_timestamp stx_btime; /* File creation time */ @@ -155,7 +155,7 @@ struct statx { #define STATX__RESERVED 0x80000000U /* Reserved for future struct statx expansion */ /* - * Attributes to be found in stx_attributes + * Attributes to be found in stx_attributes and masked in stx_attributes_mask. * * These give information about the features or the state of a file that might * be of use to ordinary userspace programs such as GUIs or ls rather than -- cgit v1.2.3