Kernel

signo issues in arch/x86/kernel/traps.c
There are several -- to me, peculiar -- signal number choices being made in arch/x86/kernel/traps.c. Here are my observations... #1. Exception 9 -- "coprocessor segment overrun" -- should not be forwarded, leave alone forwarded as a SIGFPE. Exception 9 is not a fault, but an abort-class exception. The task _must... 8 Aug 2010 00:30

tcp: no md5sig option size check bug
From: Dmitry Popov <dp(a)highloadlab.com> Date: Sat, 7 Aug 2010 23:17:52 +0400 From: Dmitry Popov <dp(a)highloadlab.com> tcp_parse_md5sig_option doesn't check md5sig option (TCPOPT_MD5SIG) length, but tcp_v[46]_inbound_md5_hash assume that it's at least 16 bytes long. Signed-off-by: Dmitry Popov <... 8 Aug 2010 00:30

cgroup: add missing __percpu markup in mm/memcontrol.c
2010/8/8 Tejun Heo <tj(a)kernel.org>: From: Namhyung Kim <namhyung(a)gmail.com> mem_cgroup->stat is a percpu pointer but was missing __percpu markup. Add it. Signed-off-by: Namhyung Kim <namhyung(a)gmail.com> Acked-by: Tejun Heo <tj(a)kernel.org> Thank you. Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@... 8 Aug 2010 02:39

arch/blackfin: Remove config HIGHMEM
On Mon, Aug 2, 2010 at 12:00, Christian Dietrich wrote: CONFIG_HIGHMEM can't be selected in blackfin, therefore all references to it can be removed from the arch/blackfin. while currently we dont support highmem (as our current parts max out at 512MiB), this should be feasible in the not-so-far future, in whi... 7 Aug 2010 22:20

BUG: [PlanetCCRMA] update: new kernel for fc13 (2.6.33.6 + rt28)
Here's a report from of one of the users of my rt28 build for 2.6.33.6 (for Planet CCRMA)... Another user (William) is also having freezes but with no clues left behind in /var/log/messages... -- Fernando -------- Forwarded Message -------- From: Bernardo Barros <bernardobarros2(a)gmail.com> To: Fernando Lope... 7 Aug 2010 21:15

scsi emulation - question
Hello list, Sorry for this off-topic question, but i had no good idea where to ask. I am looking for a solution wich can emulate SCSI device from a block device like loop. I need the sg device but not for special commands, but for reading and writing only. I have found only one solution until now, but i wan... 8 Aug 2010 06:55

[PATCH] stating: otus: fix compile warning and some style issues
In today linux-next I got a compile warning in staging/otus driver. This patch solves the issue and also improves the coding style. Signed-off-by: Roberto Rodriguez Alcala <rralcala(a)gmail.com> --- drivers/staging/otus/80211core/ratectrl.c | 26 +++++++++----------------- 1 files changed, 9 insertions(+), 17 ... 7 Aug 2010 20:10

[patch] bfa: dereferencing before testing
I moved the dereference of "port" after the check to verify it was non-NULL. Signed-off-by: Dan Carpenter <error27(a)gmail.com> diff --git a/drivers/scsi/bfa/lport_api.c b/drivers/scsi/bfa/lport_api.c index 72b3f50..5cd356a 100644 --- a/drivers/scsi/bfa/lport_api.c +++ b/drivers/scsi/bfa/lport_api.c @@ -149,11... 7 Aug 2010 19:05

[patch] lpfc: change spin_lock_irq() to spin_lock()
In lpfc_cleanup_pending_mbox() we already have IRQs disabled so we don't need to disable them again. Also in lpfc_sli_intr_handler() there is a typo where it has spin_unlock_irq() instead of just spin_unlock(). Signed-off-by: Dan Carpenter <error27(a)gmail.com> diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drive... 7 Aug 2010 19:05

perf,x86: P4 PMU -- update nmi irq statistics and unmask lvt entry properly
On Thu, Aug 05, 2010 at 07:09:17PM +0400, Cyrill Gorcunov wrote: In case if last active performance counter is not overflowed at moment of NMI being triggered by another counter, the irq statistics may miss an update stage. As a more serious consequence -- apic quirk may not be triggered so apic lvt entry s... 7 Aug 2010 18:00