9 Commits

Author SHA1 Message Date
Namjae Jeon
d40012a83f cifsd: declare ida statically
Matthew pointed out that embedding struct ida into the struct is
better than having a pointer to it.
This patch initialise it statically using DEFINE_IDA() or ida_init()
and remove ksmbd_ida_alloc/free().

Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2021-05-10 19:15:39 -05:00
Tian Tao
1920bb1f80 cifsd: remove unused including <linux/version.h>
Remove including <linux/version.h> that don't need it.

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Signed-off-by: Zhiqi Song <songzhiqi1@huawei.com>
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2021-05-10 19:15:38 -05:00
Namjae Jeon
79f6b11a10 cifsd: remove wrappers of kvmalloc/kvfree
Do directly call kvmalloc/kvfree().

Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2021-05-10 19:15:36 -05:00
Muhammad Usama Anjum
822bc8ea51 cifsd: use kfree to free memory allocated by kmalloc or kzalloc
kfree should be used to free memory allocated by kmalloc or kzalloc to
avoid any overhead and for maintaining consistency.

Signed-off-by: Muhammad Usama Anjum <musamaanjum@gmail.com>
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2021-05-10 19:15:36 -05:00
Namjae Jeon
02b68b2065 cifsd: use xarray instead of linked list for tree connect list
Matthew suggest to change linked list of tree connect list to xarray.
It will be tree connect lookup in O(log(n)) time instead of O(n) time.

Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2021-05-10 19:15:34 -05:00
Namjae Jeon
20ea7fd2ac cifsd: use kmalloc() for small allocations
Just use kmalloc() for small allocations.

Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2021-05-10 19:15:28 -05:00
Namjae Jeon
69f447be15 cifsd: fix wrong use of rw semaphore in __session_create()
Adding list to session table should be protected by
down_write/up_write().

Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2021-05-10 19:15:27 -05:00
Sergey Senozhatsky
2e2b0dda18 cifsd: remove unneeded FIXME comments
Remove unneeded FIXME comments.

Signed-off-by: Sergey Senozhatsky <senozhatsky@chromium.org>
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2021-05-10 19:15:23 -05:00
Namjae Jeon
e2f34481b2 cifsd: add server-side procedures for SMB3
This adds smb3 engine, NTLM/NTLMv2/Kerberos authentication, oplock/lease
cache mechanism for cifsd.

Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Signed-off-by: Hyunchul Lee <hyc.lee@gmail.com>
Acked-by: Ronnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2021-05-10 19:15:15 -05:00