- 30 9月, 2006 18 次提交
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由 Jeff Dike 提交于
Use the existing random_ether_addr() instead of cooking up my own version. Pointed out by Dave Hollis and Jason Lunz. Signed-off-by: NJeff Dike <jdike@addtoit.com> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 Jeff Dike 提交于
Remove arch/um/kernel/skas/process_kern.c again. The stack alignment change which resulted in this file being here is safely in arch/um/kernel/process.c. Signed-off-by: NJeff Dike <jdike@addtoit.com> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 Jeff Dike 提交于
Fix some stack abuse in the sysrq t path. Signed-off-by: NJeff Dike <jdike@addtoit.com> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 Jeff Dike 提交于
Close two file descriptor leaks, one in the ubd driver and one to /proc/mounts. The ubd driver bug also leaked some vmalloc space. The /proc/mounts leak was a descriptor that was just never closed. Signed-off-by: NJeff Dike <jdike@addtoit.com> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 Jeff Dike 提交于
Some locking documentation and a cleanup. uml_exitcode is copied into a local before sprintf sees it, in case sprintf does anything non-atomic with it. The rest are comments about why certain globals don't need any kind of locking. Signed-off-by: NJeff Dike <jdike@addtoit.com> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 Jeff Dike 提交于
Mechanical, hopefully non-functional changes stemming from setup_etheraddr always succeeding now that it always assigns a MAC, either from the command line or generated randomly: the test of the return of setup_etheraddr is removed, and code dependent on it succeeding is now unconditional setup_etheraddr can now be made void struct uml_net.have_mac is now always 1, so tests of it can be similarly removed, and uses of it can be replaced with 1 struct uml_net.have_mac is no longer used, so it can be removed struct uml_net_private.have_mac is copied from struct uml_net, so it is always 1 tests of uml_net_private.have_mac can be removed uml_net_private.have_mac can now be removed the only call to dev_ip_addr was removed, so it can be deleted It also turns out that setup_etheraddr is called only once, from the same file, so it can be static and its declaration removed from net_kern.h. Similarly, set_ether_mac is defined and called only from one file. Finally, setup_etheraddr and set_ether_mac were moved to avoid needing forward declarations. Signed-off-by: NJeff Dike <jdike@addtoit.com> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 Jeff Dike 提交于
Assign a random MAC to an ethernet interface if one was not provided on the command line. This became pressing when distros started bringing interfaces up before assigning IPs to them. The previous pattern of assigning an IP then bringing it up allowed the MAC to be generated from the first IP assigned. However, once the thing is up, it's probably a bad idea to change the MAC, so the MAC stayed initialized to fe:fd:0:0:0:0. Now, if there is no MAC from the command line, one is generated. We use the microseconds from gettimeofday (20 bits), plus the low 12 bits of the pid to seed the random number generator. random() is called twice, with 16 bits of each result used. I didn't want to have to try to fill in 32 bits optimally given an arbitrary RAND_MAX, so I just assume that it is greater than 65536 and use 16 bits of each random() return. There is also a bit of reformatting and whitespace cleanup here. Signed-off-by: NJeff Dike <jdike@addtoit.com> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 keith mannthey 提交于
Convert the i386 summit subarch apicid_to_node to use node information provided by the SRAT. It was discussed a little on LKML a few weeks ago and was seen as an acceptable fix. The current way of obtaining the nodeid static inline int apicid_to_node(int logical_apicid) { return logical_apicid >> 5; } is just not correct for all summit systems/bios. Assuming the apicid matches the Linux node number require a leap of faith that the bios mapped out the apicids a set way. Modern summit HW (IBM x460) does not layout its bios in the manner for various reasons and is unable to boot i386 numa. The best way to get the correct apicid to node information is from the SRAT table during boot. It lays out what apicid belongs to what node. I use this information to create a table for use at run time. Signed-off-by: NKeith Mannthey <kmannth@us.ibm.com> Cc: Andi Kleen <ak@suse.de> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 Cory Olmo 提交于
Allows commas to be embedded into context mount options (i.e. "-o context=some_selinux_context_t"), to better support multiple categories, which are separated by commas and confuse mount. For example, with the current code: mount -t iso9660 /dev/cdrom /media/cdrom -o \ ro,context=system_u:object_r:iso9660_t:s0:c1,c3,c4,exec The context option that will be interpreted by SELinux is context=system_u:object_r:iso9660_t:s0:c1 instead of context=system_u:object_r:iso9660_t:s0:c1,c3,c4 The options that will be passed on to the file system will be ro,c3,c4,exec. The proposed solution is to allow/require the SELinux context option specified to mount to use quotes when the context contains a comma. This patch modifies the option parsing in parse_opts(), contained in mount.c, to take options after finding a comma only if it hasn't seen a quote or if the quotes are matched. It also introduces a new function that will strip the quotes from the context option prior to translation. The quotes are replaced after the translation is completed to insure that in the event the raw context contains commas the kernel will be able to interpret the correct context. Signed-off-by: NCory Olmo <colmo@TrustedCS.com> Signed-off-by: NJames Morris <jmorris@namei.org> Acked-by: NStephen Smalley <sds@tycho.nsa.gov> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 Adam Litke 提交于
Don't open-code NOPAGE_SIGBUS. Signed-off-by: NAdam Litke <agl@us.ibm.com> Acked-by: NHugh Dickins <hugh@veritas.com> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 Siddha, Suresh B 提交于
Failing context is a multi threaded process context and the failing sequence is as follows. One thread T0 doing self modifying code on page X on processor P0 and another thread T1 doing COW (breaking the COW setup as part of just happened fork() in another thread T2) on the same page X on processor P1. T0 doing SMC can endup modifying the new page Y (allocated by the T1 doing COW on P1) but because of different I/D TLB's, P0 ITLB will not see the new mapping till the flush TLB IPI from P1 is received. During this interval, if T0 executes the code created by SMC it can result in an app error (as ITLB still points to old page X and endup executing the content in page X rather than using the content in page Y). Fix this issue by first clearing the PTE and flushing it, before updating it with new entry. Hugh sayeth: I was a bit sceptical, in the habit of thinking that Self Modifying Code must look such issues itself: but I guess there's nothing it can do to avoid this one. Fair enough, what you're changing it to is pretty much what powerpc and s390 were already doing, and is a more robust way of proceeding, consistent with how ptes are set everywhere else. The ptep_clear_flush is a bit heavy-handed (it's anxious to return the pte that was atomically cleared), but we'd have to wander through lots of arches to get the right minimal behaviour. It'd also be nice to eliminate ptep_establish completely, now only used to define other macros/inlines: it always seemed obfuscation to me, what you've got there now is clearer. Let's put those cleanups on a TODO list. Signed-off-by: NSuresh Siddha <suresh.b.siddha@intel.com> Acked-by: N"David S. Miller" <davem@davemloft.net> Acked-by: NHugh Dickins <hugh@veritas.com> Cc: Nick Piggin <nickpiggin@yahoo.com.au> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 Heiko Carstens 提交于
Convert s390 page handling macros to functions. In particular this fixes a problem with s390's SetPageUptodate macro which uses its input parameter twice which again can cause subtle bugs. [akpm@osdl.org: build fix] Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: NHeiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 Zoltan Menyhart 提交于
We leak a bh ref in "journal_init_dev()" in case of failure. Signed-off-by: NZoltan Menyhart <Zoltan.Menyhart@bull.net> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 Dave Kleikamp 提交于
It's always good to make symbols static when we can, and this also eliminates the need to rename the function in jbd2 Suggested by Eric Sandeen. Signed-off-by: NDave Kleikamp <shaggy@austin.ibm.com> Cc: Eric Sandeen <sandeen@sandeen.net> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 David Woodhouse 提交于
The uninitialised pmu_backlight_lock causes the current Fedora test kernel (which has spinlock debugging enabled) to panic on suspend. This is suboptimal, so I fixed it. Signed-off-by: NDavid Woodhouse <dwmw2@infradead.org> Acked-by: NBenjamin Herrenschmidt <benh@kernel.crashing.org> Acked-by: NMichael Hanselmann <linux-kernel@hansmi.ch> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 Matthew Wilcox 提交于
If the cpu has the lock held for write, is interrupted, and the interrupt handler calls read_trylock(), it's an instant deadlock. Now, Dave Miller has subsequently pointed out that we don't have any situations where this can occur. Nevertheless, we should delete generic__raw_read_lock (and its associated EXPORT to make Arjan happy) so that nobody thinks they can use it. Acked-by: N"David S. Miller" <davem@davemloft.net> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 Al Viro 提交于
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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由 Al Viro 提交于
... or we'll end up with cpu_online_map being evaluated on UP. In modules. cpumask.h is very careful to avoid that, and for a very good reason. So should we... PS: yes, it really triggers (on alpha). Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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- 29 9月, 2006 22 次提交
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由 Linus Torvalds 提交于
* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: (160 commits) [ETHTOOL]: Remove some entries from non-root command list. [Bluetooth]: Fix section mismatch of bt_sysfs_cleanup() [Bluetooth]: Don't update disconnect timer for incoming connections [ETHTOOL]: let mortals use ethtool [NetLabel]: add audit support for configuration changes [TCP]: Fix and simplify microsecond rtt sampling [TCP] tcp-lp: prevent chance for oops [SUNRPC]: Remove unnecessary check in net/sunrpc/svcsock.c [IPVS] bug: endianness breakage in ip_vs_ftp [IPVS]: ipvs annotations [NETFILTER]: h323 annotations [NETFILTER]: ipt annotations [NETFILTER]: NAT annotations [NETFILTER]: conntrack annotations [NETFILTER]: netfilter misc annotations [NET]: Annotate dst_ops protocol [NET]: is it Andy or Andi ?? [IPVS]: Make sure ip_vs_ftp ports are valid: module_param_array approach [IPVS]: Reverse valid ip_vs_ftp ports fix: port check approach [IrDA] stir4200: removing undocumented bits handling ...
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由 Linus Torvalds 提交于
* master.kernel.org:/pub/scm/linux/kernel/git/gregkh/usb-2.6: USB: fix build error in ohci driver
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由 David S. Miller 提交于
GWOL might provide passwords GSET, GLINK, and GSTATS might poke the hardware Based upon feedback from Jeff Garzik. Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Arnaud Patard 提交于
The bt_sysfs_cleanup() is marked with __exit attribute, but it will be called from an __init function in the error case. So the __exit attribute must be removed. Signed-off-by: NArnaud Patard <arnaud.patard@rtp-net.org> Signed-off-by: NMarcel Holtmann <marcel@holtmann.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Marcel Holtmann 提交于
In the case of device pairing the only safe method is to establish a low-level ACL link. In this case, the remote side should not use the disconnect timer to give the other side the chance to enter the PIN code. If the disconnect timer is used, the connection will be dropped to soon, because it is impossible to identify an actual user of this link. Signed-off-by: NMarcel Holtmann <marcel@holtmann.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Stephen Hemminger 提交于
There is no reason to not allow non-admin users to query network statistics and settings. [ Removed PHYS_ID and GREGS based upon feedback from Auke Kok and Michael Chan -DaveM] Acked-by: NJames Morris <jmorris@namei.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Paul Moore 提交于
This patch adds audit support to NetLabel, including six new audit message types shown below. #define AUDIT_MAC_UNLBL_ACCEPT 1406 #define AUDIT_MAC_UNLBL_DENY 1407 #define AUDIT_MAC_CIPSOV4_ADD 1408 #define AUDIT_MAC_CIPSOV4_DEL 1409 #define AUDIT_MAC_MAP_ADD 1410 #define AUDIT_MAC_MAP_DEL 1411 Signed-off-by: NPaul Moore <paul.moore@hp.com> Acked-by: NJames Morris <jmorris@namei.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 John Heffner 提交于
This changes the microsecond RTT sampling so that samples are taken in the same way that RTT samples are taken for the RTO calculator: on the last segment acknowledged, and only when the segment hasn't been retransmitted. Signed-off-by: NJohn Heffner <jheffner@psc.edu> Acked-by: NStephen Hemminger <shemminger@osdl.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Wong Hoi Sing Edison 提交于
This patch fix the chance for tcp_lp_remote_hz_estimator return 0, if 0 < rhz < 64. It also make sure the flag LP_VALID_RHZ is set correctly. Signed-off-by: NWong Hoi Sing Edison <hswong3i@gmail.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Eric Sesterhenn 提交于
coverity spotted this one as possible dereference in the dprintk(), but since there is only one caller of svc_create_socket(), which always passes a valid sin, we dont need this check. Signed-off-by: NEric Sesterhenn <snakebyte@gmx.de> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Al Viro 提交于
(p[3]<<24) | (p[2]<<16) | (p[1]<<8) | p[0] is not a valid way to spell get_unaligned((__be32 *)p Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Al Viro 提交于
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Al Viro 提交于
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Al Viro 提交于
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Al Viro 提交于
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Al Viro 提交于
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Al Viro 提交于
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Al Viro 提交于
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Steven Rostedt 提交于
I don't know of any Andy Kleen's but I do know a Andi Kleen. Signed-off-by: NSteven Rostedt <rostedt@goodmis.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Simon Horman 提交于
I'm not entirely sure what happens in the case of a valid port, at best it'll be silently ignored. This patch ensures that the port values are unsigned short values, and thus always valid. This is a second take at fixing this problem, it is simpler and arguably more correct than the previous approach that was committed as 3f5af5b3. Prior to this patch a patch that reverses 3f5af5b3 was sent. Signed-off-by: NSimon Horman <horms@verge.net.au> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Simon Horman 提交于
This patch reverses 3f5af5b3 as a better fix was suggested by Patrick McHardy. Signed-off-by: NSimon Horman <horms@verge.net.au> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Samuel Ortiz 提交于
FIFOCTL_RXERR and FIFOCTL_TXERR are undocumented bits, according to the Sigmatel datasheet. We should thus not take any assumption on their values and semantics. Problem spotted by andrzej zaborowski <balrogg@gmail.com> Signed-off-by: NSamuel Ortiz <samuel@sortiz.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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