Re: userspace vs. kernelspace address

2005-01-28 Thread Om
gt;mm field is empty. I am not sure whether set_fs and get_fs help in this case. HTH, Om - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/

xfs integer overflow in kernel >=4.4.8

2016-10-24 Thread OM
Hello, I have attached the output of my findings, with the help of others. Initially reported on Gentoo Bugzilla here: https://bugs.gentoo.org/show_bug.cgi?id=584332 Thanks in advance, be well. emese, sorry for the multiple CC's, also spender's bouncing my mail for not having a valid hostname set

pcie Hotplug problem.

2006-11-30 Thread Om Narasimhan
I have a machine with PCIe Hotplug capability. I am trying to run 2.6.19 and get hotplug working. It is (AMD64, Dual core, Dual processor, CK804 south bridge). The card I am trying to hotplug is based on Intel 82571EB Gigabit Ethernet Controller (rev 06) ) 1. loading pcieph crashes the system.

Re: [PATCH v2] locking/percpu-rwsem: Optimize readers and reduce global impact

2016-08-26 Thread Om Dhyade
On 8/26/2016 9:47 AM, Dmitry Shmidt wrote: On Fri, Aug 26, 2016 at 5:51 AM, Tejun Heo wrote: Hello, John. On Thu, Aug 25, 2016 at 07:14:07PM -0700, John Stultz wrote: Hey! Good news. This patch along with Peter's locking changes pushes the latencies down to an apparently acceptable level!

Re: [PATCH v2] locking/percpu-rwsem: Optimize readers and reduce global impact

2016-08-12 Thread Om Dhyade
Thank you Dimtry for sharing the patches. Update from my tests: Use-case: Android application launches. I tested the patches on android N build, i see max latency ~7ms. In my tests, the wait is due to: copy_process(fork.c) blocks all threads in __cgroup_procs_write including threads which are n

[PATCH] PCI: tegra: Disable PTM capabilities for EP mode

2021-03-05 Thread Om Prakash Singh
PCIe EP compliance expect PTM capabilities (ROOT_CAPABLE, RES_CAPABLE, CLK_GRAN) to be disabled. Signed-off-by: Om Prakash Singh --- drivers/pci/controller/dwc/pcie-tegra194.c | 17 - include/uapi/linux/pci_regs.h | 1 + 2 files changed, 17 insertions(+), 1

Re: [PATCH] PCI: tegra: Disable PTM capabilities for EP mode

2021-03-08 Thread Om Prakash Singh
On 3/5/2021 11:43 PM, Vidya Sagar wrote: > > > On 3/5/2021 5:49 PM, Bjorn Helgaas wrote: >> External email: Use caution opening links or attachments >> >> >> On Fri, Mar 05, 2021 at 01:42:34PM +0530, Om Prakash Singh wrote: >>> PCIe EP compli