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SubjectRe: [RFC PATCH 0/5] xgetdents system call
On Fri, Jul 25, 2014 at 7:38 PM, Abhi Das <adas@redhat.com> wrote:
> This system call takes 5 arguments:
> fd - file descriptor of the directory
> flags - flags used by xstat
> mask - field mask used to request stat/xattr info
> buf - user buf to return collected info
> count - size of user buffer in bytes
>
> xgetdents() should read the directory entries, collect stat
> and xattr information for each entry as requested and return
> all the data back to the user in a container structure
> (linux_xdirent) as part of the supplied user buffer.

Hello Abhi,

As per Documentation/SubmitChecklist, please CC linux-api on patches
that change the kerne-user-space API/ABI. (See
https://www.kernel.org/doc/man-pages/linux-api-ml.html for more
details.)

Cheers,

Michael



> Abhi Das (5):
> fs: xstat system call VFS bits
> fs: Add xgetdents system call and xreaddir file operation
> gfs2: Add a dynamic buffer backed by a vector of pages
> gfs2: Add sort functionality with extra parameter
> gfs2: Add xreaddir file operation and supporting functions
>
> arch/x86/syscalls/syscall_32.tbl | 3 +
> arch/x86/syscalls/syscall_64.tbl | 3 +
> fs/gfs2/Makefile | 3 +-
> fs/gfs2/dir.c | 80 +--
> fs/gfs2/dir.h | 13 +-
> fs/gfs2/export.c | 2 +-
> fs/gfs2/file.c | 17 +-
> fs/gfs2/incore.h | 6 +
> fs/gfs2/inode.c | 3 +-
> fs/gfs2/inode.h | 5 +
> fs/gfs2/ops_fstype.c | 4 +
> fs/gfs2/sys.c | 26 +-
> fs/gfs2/util.c | 363 ++++++++++++++
> fs/gfs2/util.h | 47 ++
> fs/gfs2/xattr.c | 27 +-
> fs/gfs2/xattr.h | 23 +
> fs/gfs2/xreaddir.c | 1024 ++++++++++++++++++++++++++++++++++++++
> fs/gfs2/xreaddir.h | 84 ++++
> fs/readdir.c | 42 ++
> fs/stat.c | 340 ++++++++++++-
> include/linux/fs.h | 5 +
> include/linux/stat.h | 16 +-
> include/linux/syscalls.h | 5 +
> include/uapi/linux/fcntl.h | 1 +
> include/uapi/linux/stat.h | 143 ++++++
> 25 files changed, 2196 insertions(+), 89 deletions(-)
> create mode 100644 fs/gfs2/xreaddir.c
> create mode 100644 fs/gfs2/xreaddir.h
>
> --
> 1.8.1.4
>
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--
Michael Kerrisk Linux man-pages maintainer;
http://www.kernel.org/doc/man-pages/
Author of "The Linux Programming Interface", http://blog.man7.org/


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