Kernel

init: Fix race between init and kthreadd -v2
* Peter Zijlstra <peterz(a)infradead.org> wrote: +static __initdata DEFINE_MUTEX(kthreadd_lock); + /* + * We need to spawn init first so that it obtains pid-1, however + * the init task will end up wanting to create kthreads, which + * if we schedule it before we create kthreadd, will OOPS. + ... 28 Jun 2010 17:16

perf: Dont adjust symbols on name lookup
Em Mon, Jun 28, 2010 at 11:29:41AM +0530, Srikar Dronamraju escreveu: perf: Dont adjust symbols on name lookup Adjusting symbols is not needed if we are searching by name even if the symbols correspond to user space objects. Infact if we adjust and search symbols by name, we get incorrect results... 29 Jun 2010 14:05

[PATCH 1/2] Removing dead CONFIG_PARAVIRT_GUEST_ASM_CLOBBER_CHECK
CONFIG_PARAVIRT_GUEST_ASM_CLOBBER_CHECK doesn't exist in Kconfig, therefore removing all references for it from the source code. Signed-off-by: Christoph Egger <siccegge(a)cs.fau.de> --- arch/ia64/include/asm/native/inst.h | 96 ++++++++-------------------------- 1 files changed, 23 insertions(+), 73 deletions(... 28 Jun 2010 10:35

[PATCH 2/2] Removing dead CONFIG_IOMMU_DEBUG
CONFIG_IOMMU_DEBUG doesn't exist in Kconfig, therefore removing all references for it from the source code. Signed-off-by: Christoph Egger <siccegge(a)cs.fau.de> --- arch/ia64/kernel/pci-dma.c | 4 ---- 1 files changed, 0 insertions(+), 4 deletions(-) diff --git a/arch/ia64/kernel/pci-dma.c b/arch/ia64/kern... 28 Jun 2010 10:35

KVM: MMU: prefetch ptes when intercepted guest #PF
On Fri, Jun 25, 2010 at 08:07:06PM +0800, Xiao Guangrong wrote: Support prefetch ptes when intercept guest #PF, avoid to #PF by later access If we meet any failure in the prefetch path, we will exit it and not try other ptes to avoid become heavy path Note: this speculative will mark page become ... 5 Jul 2010 21:05

Bluetooth: Fix abuse of the preincrement operator
Hi David, * David Howells <dhowells(a)redhat.com> [2010-06-28 13:57:52 +0100]: Fix abuse of the preincrement operator as detected when building with gcc 4.6.0: CC [M] drivers/bluetooth/hci_bcsp.o drivers/bluetooth/hci_bcsp.c: In function 'bcsp_prepare_pkt': drivers/bluetooth/hci_bcsp.c:247:20... 30 Jun 2010 16:29

[PATCH] KEYS: Use the variable 'key' in keyctl_describe_key()
keyctl_describe_key() turns the key reference it gets into a usable key pointer and assigns that to a variable called 'key', which it then ignores in favour of recomputing the key pointer each time it needs it. Make it use the precomputed pointer instead. Without this patch, gcc 4.6 reports that the variable key... 28 Jun 2010 09:29

bluetooth:hci_bcsp Fix operation on 'bcsp->msgq_txseq' may be undefined
Justin P. Mattock <justinmattock(a)gmail.com> wrote: - BT_DBG("Sending packet with seqno %u", bcsp->msgq_txseq); - bcsp->msgq_txseq = ++(bcsp->msgq_txseq) & 0x07; + BT_DBG("Sending packet with seqno %u", bcsp->msgq_txseq | ret); + ret = ++(bcsp->msgq_txseq) & 0x07; I don't know what you're trying to ... 28 Jun 2010 09:29

wmi: fix a memory leak in wmi_notify_debug
On Monday 28 June 2010 03:30:45 Axel Lin wrote: When acpi_evaluate_object() is passed ACPI_ALLOCATE_BUFFER, the caller must kfree the returned buffer if AE_OK is returned. Oops, I forgot to free the buffer... Thanks! Matthew, can you queue this up, please. It's a safe memleak fix (if wmi driver is loaded wi... 1 Jul 2010 11:05

[PATCH] Bluetooth: Fix abuse of the preincrement operator
Fix abuse of the preincrement operator as detected when building with gcc 4.6.0: CC [M] drivers/bluetooth/hci_bcsp.o drivers/bluetooth/hci_bcsp.c: In function 'bcsp_prepare_pkt': drivers/bluetooth/hci_bcsp.c:247:20: warning: operation on 'bcsp->msgq_txseq' may be undefined Reported-by: Justin P. Mattock <... 28 Jun 2010 09:29