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mirror of https://github.com/samba-team/samba.git synced 2025-03-09 08:58:35 +03:00

12 Commits

Author SHA1 Message Date
Jeremy Allison
d4dbb9cb13 Merge of receive_local_message fix from 2.2.5.
Jeremy.
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Jeremy Allison
65742067e0 Fix different args to sys_fcntl without going varargs....
Jeremy.
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Jeremy Allison
c7ff521bab Added sys_fcntl (not to be used everywhere). Added sys_read/sys_write
for transfer_file.
Jeremy.
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Tim Potter
6a58c9bd06 Removed version number from file header.
Changed "SMB/Netbios" to "SMB/CIFS" in file header.
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Jeremy Allison
058ae6b58f Move from timestamp to gen count file id's for finding oplocked files
in a tdb.
Jeremy.
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Tim Potter
2d0922b0ea Removed 'extern int DEBUGLEVEL' as it is now in the smb.h header. -
Jeremy Allison
0be41d5158 Merge of new 2.2 code into HEAD (Gerald I hate you :-) :-). Allows new SAMR
RPC code to merge with new passdb code.
Currently rpcclient doesn't compile. I'm working on it...
Jeremy.
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Jeremy Allison
711f15ac23 Fixes for IRIX kernel oplocks and systems that don't have nss.h
Jeremy.
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Andrew Tridgell
44766c39e0 totally rewrote the async signal, notification and oplock notification
handling in Samba. This was needed due to several limitations and
races in the previous code - as a side effect the new code is much
cleaner :)

in summary:

- changed sys_select() to avoid a signal/select race condition. It is a
  rare race but once we have signals doing notification and oplocks it
  is important.

- changed our main processing loop to take advantage of the new
  sys_select semantics

- split the notify code into implementaion dependent and general
  parts. Added the following structure that defines an implementation:

struct cnotify_fns {
	void * (*register_notify)(connection_struct *conn, char *path, uint32 flags);
	BOOL (*check_notify)(connection_struct *conn, uint16 vuid, char *path, uint32 flags, void *data, time_t t);
	void (*remove_notify)(void *data);
};


then I wrote two implementations, one using hash/poll (like our old
code) and the other using the new Linux kernel change notify. It
should be easy to add other change notify implementations by creating
a sructure of the above type.

- fixed a bug in change notify where we were returning the wrong error
  code.

- rewrote the core change notify code to be much simpler

- moved to real-time signals for leases and change notify

Amazingly, it all seems to work. I was very surprised!
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Andrew Tridgell
b28cc4163b Linux kernel oplocks now seem to work, but need a _lot_ of testing
I had to modify sys_select() to not loop on EINTR. I added a wrapper
called sys_select_intr() which gives the old behaviour.
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Andrew Tridgell
3253085d98 a first pass at Linux kernel oplocks support -
Andrew Tridgell
b5ceab8102 continued the split of the kernel level oplocks code into a more
modular form. In this pass I added oplock_irix.c and added a "struct
kernel_oplocks" that describes a kernel oplock implementation.
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