RE: [PATCH 1/2] Tools: hv: vss: Skip freezing filesystems backed by loop

2017-07-17 Thread Alex Ng (LIS)
...@canonical.com; vkuzn...@redhat.com; > jasow...@redhat.com; leann.ogasaw...@canonical.com; > marcelo.ce...@canonical.com; Stephen Hemminger > <sthem...@microsoft.com>; Alex Ng (LIS) <ale...@microsoft.com>; > Vyronas Tsingaras <vyro...@vtsingaras.me> > Subject: Re: [PA

RE: [PATCH 1/2] Tools: hv: vss: Skip freezing filesystems backed by loop

2017-07-17 Thread Alex Ng (LIS)
edhat.com; > jasow...@redhat.com; leann.ogasaw...@canonical.com; > marcelo.ce...@canonical.com; Stephen Hemminger > ; Alex Ng (LIS) ; > Vyronas Tsingaras > Subject: Re: [PATCH 1/2] Tools: hv: vss: Skip freezing filesystems backed by > loop > > On Sun, Jun 25, 2017 at 12:47:45PM

RE: [PATCH 3/4] hv_util: use do_adjtimex() to update system time

2017-01-03 Thread Alex Ng (LIS)
> -Original Message- > From: Vitaly Kuznetsov [mailto:vkuzn...@redhat.com] > Sent: Tuesday, January 3, 2017 4:32 AM > To: Alex Ng (LIS) <ale...@microsoft.com> > Cc: de...@linuxdriverproject.org; linux-kernel@vger.kernel.org; KY > Srinivasan <k...@microsoft

RE: [PATCH 3/4] hv_util: use do_adjtimex() to update system time

2017-01-03 Thread Alex Ng (LIS)
> -Original Message- > From: Vitaly Kuznetsov [mailto:vkuzn...@redhat.com] > Sent: Tuesday, January 3, 2017 4:32 AM > To: Alex Ng (LIS) > Cc: de...@linuxdriverproject.org; linux-kernel@vger.kernel.org; KY > Srinivasan ; Haiyang Zhang ; > John Stultz ; Thomas Gl

RE: [PATCH 3/4] hv_util: use do_adjtimex() to update system time

2017-01-02 Thread Alex Ng (LIS)
m>; John Stultz > <john.stu...@linaro.org>; Thomas Gleixner <t...@linutronix.de>; Alex Ng > (LIS) <ale...@microsoft.com> > Subject: [PATCH 3/4] hv_util: use do_adjtimex() to update system time > > With TimeSync version 4 protocol support we started updating s

RE: [PATCH 3/4] hv_util: use do_adjtimex() to update system time

2017-01-02 Thread Alex Ng (LIS)
> -Original Message- > From: Vitaly Kuznetsov [mailto:vkuzn...@redhat.com] > Sent: Monday, January 2, 2017 11:41 AM > To: de...@linuxdriverproject.org > Cc: linux-kernel@vger.kernel.org; KY Srinivasan ; > Haiyang Zhang ; John Stultz > ; Thomas Gleixner ; Alex Ng >

RE: [PATCH] hv: utils: properly pick TS protocol version for future hosts

2016-11-28 Thread Alex Ng (LIS)
> -Original Message- > From: Vitaly Kuznetsov [mailto:vkuzn...@redhat.com] > Sent: Monday, November 28, 2016 8:30 AM > To: de...@linuxdriverproject.org > Cc: linux-kernel@vger.kernel.org; KY Srinivasan <k...@microsoft.com>; > Haiyang Zhang <haiya...@microsoft

RE: [PATCH] hv: utils: properly pick TS protocol version for future hosts

2016-11-28 Thread Alex Ng (LIS)
> -Original Message- > From: Vitaly Kuznetsov [mailto:vkuzn...@redhat.com] > Sent: Monday, November 28, 2016 8:30 AM > To: de...@linuxdriverproject.org > Cc: linux-kernel@vger.kernel.org; KY Srinivasan ; > Haiyang Zhang ; Alex Ng (LIS) > > Subject: [PATCH] hv:

RE: [PATCH V2 08/14] Drivers: hv: balloon: Fix info request to show max page count

2016-11-10 Thread Alex Ng (LIS)
ject.org; o...@aepfle.de; a...@canonical.com; > vkuzn...@redhat.com; jasow...@redhat.com; > leann.ogasaw...@canonical.com; Stephen Hemminger > <sthem...@microsoft.com>; Alex Ng (LIS) <ale...@microsoft.com>; Alex > Ng (LIS) <ale...@microsoft.com> > Subject: Re: [PATCH V2 08/14] Driver

RE: [PATCH V2 08/14] Drivers: hv: balloon: Fix info request to show max page count

2016-11-10 Thread Alex Ng (LIS)
nical.com; > vkuzn...@redhat.com; jasow...@redhat.com; > leann.ogasaw...@canonical.com; Stephen Hemminger > ; Alex Ng (LIS) ; Alex > Ng (LIS) > Subject: Re: [PATCH V2 08/14] Drivers: hv: balloon: Fix info request to show > max page count > > On Tue, Nov 01, 2016 at 01:07:28PM

RE: [PATCH 3/3] Drivers: hv: utils: Support TimeSync version 4.0 protocol samples.

2016-09-13 Thread Alex Ng (LIS)
> On Thu, Sep 08, k...@exchange.microsoft.com wrote: > > > - default: > > + case(VERSION_WIN10): > > util_fw_version = UTIL_FW_VERSION; > > sd_srv_version = SD_VERSION; > > ts_srv_version = TS_VERSION; > > hb_srv_version = HB_VERSION; > > +

RE: [PATCH 3/3] Drivers: hv: utils: Support TimeSync version 4.0 protocol samples.

2016-09-13 Thread Alex Ng (LIS)
> On Thu, Sep 08, k...@exchange.microsoft.com wrote: > > > - default: > > + case(VERSION_WIN10): > > util_fw_version = UTIL_FW_VERSION; > > sd_srv_version = SD_VERSION; > > ts_srv_version = TS_VERSION; > > hb_srv_version = HB_VERSION; > > +

RE: [PATCH v2 RESEND 2/4] Drivers: hv: balloon: account for gaps in hot add regions

2016-08-16 Thread Alex Ng (LIS)
> >> static unsigned long handle_pg_range(unsigned long pg_start, @@ - > 834,13 > >> +881,19 @@ static unsigned long process_hot_add(unsigned long > pg_start, > >>unsigned long rg_size) > >> { > >>struct hv_hotadd_state *ha_region = NULL; > >> + int

RE: [PATCH v2 RESEND 2/4] Drivers: hv: balloon: account for gaps in hot add regions

2016-08-16 Thread Alex Ng (LIS)
> >> static unsigned long handle_pg_range(unsigned long pg_start, @@ - > 834,13 > >> +881,19 @@ static unsigned long process_hot_add(unsigned long > pg_start, > >>unsigned long rg_size) > >> { > >>struct hv_hotadd_state *ha_region = NULL; > >> + int

RE: [PATCH v2 RESEND 2/4] Drivers: hv: balloon: account for gaps in hot add regions

2016-08-15 Thread Alex Ng (LIS)
> @@ -676,35 +686,63 @@ static void hv_mem_hot_add(unsigned long start, > unsigned long size, > > static void hv_online_page(struct page *pg) { > - struct list_head *cur; > struct hv_hotadd_state *has; > + struct hv_hotadd_gap *gap; > unsigned long cur_start_pgp; >

RE: [PATCH v2 RESEND 2/4] Drivers: hv: balloon: account for gaps in hot add regions

2016-08-15 Thread Alex Ng (LIS)
> @@ -676,35 +686,63 @@ static void hv_mem_hot_add(unsigned long start, > unsigned long size, > > static void hv_online_page(struct page *pg) { > - struct list_head *cur; > struct hv_hotadd_state *has; > + struct hv_hotadd_gap *gap; > unsigned long cur_start_pgp; >

RE: [PATCH 3/4] Drivers: hv: balloon: get rid on ol_waitevent

2016-08-10 Thread Alex Ng (LIS)
> -Original Message- > From: Vitaly Kuznetsov [mailto:vkuzn...@redhat.com] > Sent: Friday, August 5, 2016 3:49 AM > To: de...@linuxdriverproject.org > Cc: linux-kernel@vger.kernel.org; Haiyang Zhang <haiya...@microsoft.com>; KY > Srinivasan <k...@microso

RE: [PATCH 3/4] Drivers: hv: balloon: get rid on ol_waitevent

2016-08-10 Thread Alex Ng (LIS)
> -Original Message- > From: Vitaly Kuznetsov [mailto:vkuzn...@redhat.com] > Sent: Friday, August 5, 2016 3:49 AM > To: de...@linuxdriverproject.org > Cc: linux-kernel@vger.kernel.org; Haiyang Zhang ; KY > Srinivasan ; Alex Ng (LIS) > Subject: [PATCH 3/4] Drivers:

RE: [PATCH 2/4] Drivers: hv: balloon: account for gaps in hot add regions

2016-08-06 Thread Alex Ng (LIS)
> -Original Message- > From: Vitaly Kuznetsov [mailto:vkuzn...@redhat.com] > Sent: Friday, August 5, 2016 3:49 AM > To: de...@linuxdriverproject.org > Cc: linux-kernel@vger.kernel.org; Haiyang Zhang <haiya...@microsoft.com>; > KY Srinivasan <k...@microso

RE: [PATCH 2/4] Drivers: hv: balloon: account for gaps in hot add regions

2016-08-06 Thread Alex Ng (LIS)
> -Original Message- > From: Vitaly Kuznetsov [mailto:vkuzn...@redhat.com] > Sent: Friday, August 5, 2016 3:49 AM > To: de...@linuxdriverproject.org > Cc: linux-kernel@vger.kernel.org; Haiyang Zhang ; > KY Srinivasan ; Alex Ng (LIS) > Subject: [PATCH 2/4] Drivers:

RE: [OOPS] BUG_ON in cgroups on 4.4.0-rc5-next

2015-12-22 Thread Alex Ng (LIS)
> Hello, Alex. > > On Fri, Dec 18, 2015 at 08:08:03PM +0000, Alex Ng (LIS) wrote: > > Hi, > > > > I was running a "git clone" of the linux-next source tree and hit the > following BUG_ON condition. My box is running kernel 4.4.0-rc5-next- > 20151217-52

RE: [OOPS] BUG_ON in cgroups on 4.4.0-rc5-next

2015-12-22 Thread Alex Ng (LIS)
> Hello, Alex. > > On Fri, Dec 18, 2015 at 08:08:03PM +0000, Alex Ng (LIS) wrote: > > Hi, > > > > I was running a "git clone" of the linux-next source tree and hit the > following BUG_ON condition. My box is running kernel 4.4.0-rc5-next- > 20151217-52

[OOPS] BUG_ON in cgroups on 4.4.0-rc5-next

2015-12-18 Thread Alex Ng (LIS)
Hi, I was running a "git clone" of the linux-next source tree and hit the following BUG_ON condition. My box is running kernel 4.4.0-rc5-next-20151217-52.27. Any ideas on how to pin down the cause? The trace indicates that the following condition in compare_css_sets() triggered the oops:

[OOPS] BUG_ON in cgroups on 4.4.0-rc5-next

2015-12-18 Thread Alex Ng (LIS)
Hi, I was running a "git clone" of the linux-next source tree and hit the following BUG_ON condition. My box is running kernel 4.4.0-rc5-next-20151217-52.27. Any ideas on how to pin down the cause? The trace indicates that the following condition in compare_css_sets() triggered the oops:

Re: [PATCH 03/13] mm: meminit: Only set page reserved in the memblock region

2015-07-30 Thread Alex Ng (LIS)
Hi, While testing builds containing this change (commit id: 92923ca3aacef63c92dc297a75ad0c6dfe4eab37), I've observed that memory fails to come online in the hotplug case. When attempting to bring the hot added pages online (via udev rules or manually writing to sysfs); it's failing with -EBUSY

Re: [PATCH 03/13] mm: meminit: Only set page reserved in the memblock region

2015-07-30 Thread Alex Ng (LIS)
Hi, While testing builds containing this change (commit id: 92923ca3aacef63c92dc297a75ad0c6dfe4eab37), I've observed that memory fails to come online in the hotplug case. When attempting to bring the hot added pages online (via udev rules or manually writing to sysfs); it's failing with -EBUSY

RE: Regarding patch "mm: meminit: make __early_pfn_to_nid SMP-safe and introduce meminit_pfn_in_nid"

2015-07-15 Thread Alex Ng (LIS)
> -Original Message- > From: Mel Gorman [mailto:mgor...@suse.de] > Sent: Wednesday, July 15, 2015 7:51 AM > To: Waiman Long > Cc: Alex Ng (LIS) ; Robin Holt > ; Nate Zimmer ; Dave Hansen > ; Scott Norton ; Luck, > Tony ; Ingo Molnar ; H. Peter Anvin > ; Tho

RE: Regarding patch mm: meminit: make __early_pfn_to_nid SMP-safe and introduce meminit_pfn_in_nid

2015-07-15 Thread Alex Ng (LIS)
-Original Message- From: Mel Gorman [mailto:mgor...@suse.de] Sent: Wednesday, July 15, 2015 7:51 AM To: Waiman Long waiman.l...@hp.com Cc: Alex Ng (LIS) ale...@microsoft.com; Robin Holt robinmh...@gmail.com; Nate Zimmer nzim...@sgi.com; Dave Hansen dave.han...@intel.com; Scott