Re: [RFC 1/3] rcu: Expedite the rcu quiescent state reporting if help needed

On Mon, Jul 01, 2019 at 08:47:30PM -0700, Paul E. McKenney wrote: > On Mon, Jul 01, 2019 at 12:04:13AM -0400, Joel Fernandes (Google) wrote: > > The t->rcu_read_unlock_special union's need_qs bit can be set by the > > scheduler tick (in rcu_flavor_sched_clock_irq) to indicate that help is > >

Re: [RFC 1/3] rcu: Expedite the rcu quiescent state reporting if help needed

On Mon, Jul 01, 2019 at 12:04:13AM -0400, Joel Fernandes (Google) wrote: > The t->rcu_read_unlock_special union's need_qs bit can be set by the > scheduler tick (in rcu_flavor_sched_clock_irq) to indicate that help is > needed from the rcu_read_unlock path. When this help arrives however, we > can

Re: [RFC 1/3] rcu: Expedite the rcu quiescent state reporting if help needed

On Mon, Jul 01, 2019 at 12:04:13AM -0400, Joel Fernandes (Google) wrote: > The t->rcu_read_unlock_special union's need_qs bit can be set by the > scheduler tick (in rcu_flavor_sched_clock_irq) to indicate that help is > needed from the rcu_read_unlock path. When this help arrives however, we > can

[RFC 1/3] rcu: Expedite the rcu quiescent state reporting if help needed

The t->rcu_read_unlock_special union's need_qs bit can be set by the scheduler tick (in rcu_flavor_sched_clock_irq) to indicate that help is needed from the rcu_read_unlock path. When this help arrives however, we can do better to speed up the quiescent state reporting which if

Urgent Help Needed

Hello Beloved, my name is Mrs. Evelyn Allyson. I was diagnosed with cancer about 2 years ago, and I am receiving treatment for it, but now the doctors are saying I have a short time to live. I had no children of my own with my late husband. I have decided to donate US$ 10.5M (Ten Million Five

Urgent Help Needed

Hello Beloved, my name is Mrs. Evelyn Allyson. I was diagnosed with cancer about 2 years ago, and I am receiving treatment for it, but now the doctors are saying I have a short time to live. I had no children of my own with my late husband. I have decided to donate US$ 10.5M (Ten Million Five

[HELP-NEEDED, PATCHv2 0/3] Do not loose dirty bit on THP pages

Hi, Vlastimil noted that pmdp_invalidate() is not atomic and we can loose dirty and access bits if CPU sets them after pmdp dereference, but before set_pmd_at(). The bug doesn't lead to user-visible misbehaviour in current kernel, but fixing this would be critical for future work on THP: both

[HELP-NEEDED, PATCHv2 0/3] Do not loose dirty bit on THP pages

Hi, Vlastimil noted that pmdp_invalidate() is not atomic and we can loose dirty and access bits if CPU sets them after pmdp dereference, but before set_pmd_at(). The bug doesn't lead to user-visible misbehaviour in current kernel, but fixing this would be critical for future work on THP: both

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

On Thursday 15 June 2017 02:18 PM, Kirill A. Shutemov wrote: O I am not suggesting we don't do the invalidate (the need for that is documented in __split_huge_pmd_locked(). I am suggesting we need a new interface, something like Andrea suggested. old_pmd = pmdp_establish(pmd_mknotpresent());

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

On Thursday 15 June 2017 02:18 PM, Kirill A. Shutemov wrote: O I am not suggesting we don't do the invalidate (the need for that is documented in __split_huge_pmd_locked(). I am suggesting we need a new interface, something like Andrea suggested. old_pmd = pmdp_establish(pmd_mknotpresent());

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

On Thu, Jun 15, 2017 at 06:35:21AM +0530, Aneesh Kumar K.V wrote: > > > On Wednesday 14 June 2017 10:25 PM, Will Deacon wrote: > > Hi Aneesh, > > > > On Wed, Jun 14, 2017 at 08:55:26PM +0530, Aneesh Kumar K.V wrote: > > > On Wednesday 14 June 2017 07:21 PM, Kirill A. Shutemov wrote: > > > >

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

On Thu, Jun 15, 2017 at 06:35:21AM +0530, Aneesh Kumar K.V wrote: > > > On Wednesday 14 June 2017 10:25 PM, Will Deacon wrote: > > Hi Aneesh, > > > > On Wed, Jun 14, 2017 at 08:55:26PM +0530, Aneesh Kumar K.V wrote: > > > On Wednesday 14 June 2017 07:21 PM, Kirill A. Shutemov wrote: > > > >

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

On Thursday 15 June 2017 06:35 AM, Aneesh Kumar K.V wrote: W.r.t pmdp_invalidate() usage, I was wondering whether we can do that early in __split_huge_pmd_locked(). BTW by moving pmdp_invalidate early, we can then get rid of pmdp_huge_split_prepare(vma, haddr, pmd);

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

On Thursday 15 June 2017 06:35 AM, Aneesh Kumar K.V wrote: W.r.t pmdp_invalidate() usage, I was wondering whether we can do that early in __split_huge_pmd_locked(). BTW by moving pmdp_invalidate early, we can then get rid of pmdp_huge_split_prepare(vma, haddr, pmd);

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

On Wednesday 14 June 2017 10:30 PM, Vlastimil Babka wrote: On 06/14/2017 06:55 PM, Will Deacon wrote: May be we should relook at pmd PTE udpate interface. We really need an interface that can update pmd entries such that we don't clear it in between. IMHO, we can avoid the pmdp_invalidate()

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

On Wednesday 14 June 2017 10:30 PM, Vlastimil Babka wrote: On 06/14/2017 06:55 PM, Will Deacon wrote: May be we should relook at pmd PTE udpate interface. We really need an interface that can update pmd entries such that we don't clear it in between. IMHO, we can avoid the pmdp_invalidate()

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

On Wednesday 14 June 2017 10:25 PM, Will Deacon wrote: Hi Aneesh, On Wed, Jun 14, 2017 at 08:55:26PM +0530, Aneesh Kumar K.V wrote: On Wednesday 14 June 2017 07:21 PM, Kirill A. Shutemov wrote: Vlastimil noted that pmdp_invalidate() is not atomic and we can loose dirty and access bits if

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

On Wednesday 14 June 2017 10:25 PM, Will Deacon wrote: Hi Aneesh, On Wed, Jun 14, 2017 at 08:55:26PM +0530, Aneesh Kumar K.V wrote: On Wednesday 14 June 2017 07:21 PM, Kirill A. Shutemov wrote: Vlastimil noted that pmdp_invalidate() is not atomic and we can loose dirty and access bits if

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

On 06/14/2017 06:55 PM, Will Deacon wrote: >> >> May be we should relook at pmd PTE udpate interface. We really need an >> interface that can update pmd entries such that we don't clear it in >> between. IMHO, we can avoid the pmdp_invalidate() completely, if we can >> switch from a pmd PTE entry

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

On 06/14/2017 06:55 PM, Will Deacon wrote: >> >> May be we should relook at pmd PTE udpate interface. We really need an >> interface that can update pmd entries such that we don't clear it in >> between. IMHO, we can avoid the pmdp_invalidate() completely, if we can >> switch from a pmd PTE entry

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

Hi Aneesh, On Wed, Jun 14, 2017 at 08:55:26PM +0530, Aneesh Kumar K.V wrote: > On Wednesday 14 June 2017 07:21 PM, Kirill A. Shutemov wrote: > >Vlastimil noted that pmdp_invalidate() is not atomic and we can loose > >dirty and access bits if CPU sets them after pmdp dereference, but > >before

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

Hi Aneesh, On Wed, Jun 14, 2017 at 08:55:26PM +0530, Aneesh Kumar K.V wrote: > On Wednesday 14 June 2017 07:21 PM, Kirill A. Shutemov wrote: > >Vlastimil noted that pmdp_invalidate() is not atomic and we can loose > >dirty and access bits if CPU sets them after pmdp dereference, but > >before

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

On Wednesday 14 June 2017 07:21 PM, Kirill A. Shutemov wrote: Hi, Vlastimil noted that pmdp_invalidate() is not atomic and we can loose dirty and access bits if CPU sets them after pmdp dereference, but before set_pmd_at(). The bug doesn't lead to user-visible misbehaviour in current kernel,

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

On Wednesday 14 June 2017 07:21 PM, Kirill A. Shutemov wrote: Hi, Vlastimil noted that pmdp_invalidate() is not atomic and we can loose dirty and access bits if CPU sets them after pmdp dereference, but before set_pmd_at(). The bug doesn't lead to user-visible misbehaviour in current kernel,

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

Hi Kirill, On Wed, 14 Jun 2017 16:51:40 +0300 "Kirill A. Shutemov" wrote: > Vlastimil noted that pmdp_invalidate() is not atomic and we can loose > dirty and access bits if CPU sets them after pmdp dereference, but > before set_pmd_at(). > > The bug doesn't

Re: [HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

Hi Kirill, On Wed, 14 Jun 2017 16:51:40 +0300 "Kirill A. Shutemov" wrote: > Vlastimil noted that pmdp_invalidate() is not atomic and we can loose > dirty and access bits if CPU sets them after pmdp dereference, but > before set_pmd_at(). > > The bug doesn't lead to user-visible misbehaviour in

[HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

Hi, Vlastimil noted that pmdp_invalidate() is not atomic and we can loose dirty and access bits if CPU sets them after pmdp dereference, but before set_pmd_at(). The bug doesn't lead to user-visible misbehaviour in current kernel, but fixing this would be critical for future work on THP: both

[HELP-NEEDED, PATCH 0/3] Do not loose dirty bit on THP pages

Hi, Vlastimil noted that pmdp_invalidate() is not atomic and we can loose dirty and access bits if CPU sets them after pmdp dereference, but before set_pmd_at(). The bug doesn't lead to user-visible misbehaviour in current kernel, but fixing this would be critical for future work on THP: both

[RFC-help needed 0/3] ARM: dts: thermal: Fix Odroid XU3-Lite overheat

Hi, I mentioned overheating problem of Odroid XU3-Lite after enabling cpufreq-dt (when busy in a quite warm room). [0] The patchset tries to fix this by adding CPU cooling device. Unfortunately apparently I screwed something because on next-20160216 it does not help. The fan works at full but

[RFC-help needed 0/3] ARM: dts: thermal: Fix Odroid XU3-Lite overheat

Hi, I mentioned overheating problem of Odroid XU3-Lite after enabling cpufreq-dt (when busy in a quite warm room). [0] The patchset tries to fix this by adding CPU cooling device. Unfortunately apparently I screwed something because on next-20160216 it does not help. The fan works at full but

Re: tw5864 driver development, help needed

An update: see there: http://ffmpeg.org/pipermail/ffmpeg-devel/2015-July/175796.html -- Bluecherry developer. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at

Re: tw5864 driver development, help needed

An update: see there: http://ffmpeg.org/pipermail/ffmpeg-devel/2015-July/175796.html -- Bluecherry developer. -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at

Re: tw5864 driver development, help needed

An update with a request for help. Asking for help with h264 headers generation. Both copying headers from similar videos and porting headers generation code from reference driver don't work for me (ref driver is weird and very complicated, so porting involved importing of lots of code, but still

Re: tw5864 driver development, help needed

An update with a request for help. Asking for help with h264 headers generation. Both copying headers from similar videos and porting headers generation code from reference driver don't work for me (ref driver is weird and very complicated, so porting involved importing of lots of code, but still

Re: tw5864 driver development, help needed

On Fri, Jul 3, 2015 at 5:23 PM, Andrey Utkin wrote: > Up... we are moving much slower than we expected, desperately needing help. > > Running reference driver with Ubuntu 9 (with kernel 2.6.28.10) with > 16-port card shows that the > reference driver fails to work with it correctly. Also that

Re: tw5864 driver development, help needed

On Fri, Jul 3, 2015 at 5:23 PM, Andrey Utkin andrey.ut...@corp.bluecherry.net wrote: Up... we are moving much slower than we expected, desperately needing help. Running reference driver with Ubuntu 9 (with kernel 2.6.28.10) with 16-port card shows that the reference driver fails to work with

Re: tw5864 driver development, help needed

On Wed, Jun 3, 2015 at 1:03 AM, Andrey Utkin wrote: > Hi! I am working on making a Linux driver for TW5864-based video > capture and encoding PCI boards. The driver is to be submitted for > inclusion to Linux upstream. > The following two links are links to boards available for buying: >

Re: tw5864 driver development, help needed

On Wed, Jun 3, 2015 at 1:03 AM, Andrey Utkin andrey.ut...@corp.bluecherry.net wrote: Hi! I am working on making a Linux driver for TW5864-based videoaudio capture and encoding PCI boards. The driver is to be submitted for inclusion to Linux upstream. The following two links are links to boards

tw5864 driver development, help needed

Hi! I am working on making a Linux driver for TW5864-based video capture and encoding PCI boards. The driver is to be submitted for inclusion to Linux upstream. The following two links are links to boards available for buying: http://www.provideo.com.tw/web/DVR%20Card_TW-310.htm

tw5864 driver development, help needed

Hi! I am working on making a Linux driver for TW5864-based videoaudio capture and encoding PCI boards. The driver is to be submitted for inclusion to Linux upstream. The following two links are links to boards available for buying: http://www.provideo.com.tw/web/DVR%20Card_TW-310.htm

[REGRESSION] media: cx23885 broken by commit 453afdd9ce33293f640e84dc17e5f366701516e8 (was: Help needed: complex case bisection (TBS6981))

TL;DR: media: cx23885 broken by commit 453afdd9ce33293f640e84dc17e5f366701516e8 "[media] cx23885: convert to vb2" Broken mean: until this commit driver was rock solid, after I started to receive IOMMU related warnings and sometimes card stopped working Full report: On 09.01.2015 10:34,

[REGRESSION] media: cx23885 broken by commit 453afdd9ce33293f640e84dc17e5f366701516e8 (was: Help needed: complex case bisection (TBS6981))

TL;DR: media: cx23885 broken by commit 453afdd9ce33293f640e84dc17e5f366701516e8 [media] cx23885: convert to vb2 Broken mean: until this commit driver was rock solid, after I started to receive IOMMU related warnings and sometimes card stopped working Full report: On 09.01.2015 10:34,

Help needed: complex case bisection (TBS6981)

Hello. I would like to receive comments, suggestions and criticism on my plan to bisect following problem. History of problem: 1) I own computer based on AMD Athlon(tm) II X2 240e Processor on Asus M5A97 LE R2.0 motherboard 2) I own TBS6981 card (Dual DVB-S/S2 PCIe receiver, in kernel driver)

Help needed: complex case bisection (TBS6981)

Hello. I would like to receive comments, suggestions and criticism on my plan to bisect following problem. History of problem: 1) I own computer based on AMD Athlon(tm) II X2 240e Processor on Asus M5A97 LE R2.0 motherboard 2) I own TBS6981 card (Dual DVB-S/S2 PCIe receiver, in kernel driver)

Re: Help Needed

Hi, In the context of solving the below original issue, I came across below error while I was running "sudo make install". Wondering what the below error means? W: Possible missing firmware /lib/firmware/rtl_nic/rtl8168g-3.fw for module r8169 -Madhu On Wed, Jan 22, 2014 at 11:11 PM, Mark

Re: Help Needed

Hi, In the context of solving the below original issue, I came across below error while I was running sudo make install. Wondering what the below error means? W: Possible missing firmware /lib/firmware/rtl_nic/rtl8168g-3.fw for module r8169 -Madhu On Wed, Jan 22, 2014 at 11:11 PM, Mark

Re: Help Needed

On Wed, Jan 22, 2014 at 7:47 AM, Madhusudhan Rao Sripalle wrote: > I have attached the boot directory contents, /boot/grub/grub.cfg and > /etc/default/grub contents. Also attached the mount points on the > system. > > On Wed, Jan 22, 2014 at 8:39 PM, Mark Knecht wrote: >> On Wed, Jan 22, 2014 at

Re: Help Needed

I have attached the boot directory contents, /boot/grub/grub.cfg and /etc/default/grub contents. Also attached the mount points on the system. On Wed, Jan 22, 2014 at 8:39 PM, Mark Knecht wrote: > On Wed, Jan 22, 2014 at 7:05 AM, Madhusudhan Rao Sripalle > wrote: >> The grub file is

Re: Help Needed

On Wed, Jan 22, 2014 at 4:05 PM, Madhusudhan Rao Sripalle wrote: > The grub file is /boot/grub/grub.cfg. The newly built kernel is > reflected in grub.cfg. But, the grub doesn't display this new kernel > at the boot time. I tried few tips from the web. It is no help. That > is why I sought help

Re: Help Needed

The grub file is /boot/grub/grub.cfg. The newly built kernel is reflected in grub.cfg. But, the grub doesn't display this new kernel at the boot time. I tried few tips from the web. It is no help. That is why I sought help from this forum. On Wed, Jan 22, 2014 at 8:25 PM, Mark Knecht wrote: > On

Re: Help Needed

On Wed, Jan 22, 2014 at 7:05 AM, Madhusudhan Rao Sripalle wrote: > The grub file is /boot/grub/grub.cfg. The newly built kernel is > reflected in grub.cfg. But, the grub doesn't display this new kernel > at the boot time. I tried few tips from the web. It is no help. That > is why I sought help

Re: Help Needed

On Wed, Jan 22, 2014 at 6:34 AM, Madhusudhan Rao Sripalle wrote: > Thanks to Randy and Ryan for the responses. The pointers are really > helpful. Currently I am facing an issue with Ubuntu's grub not > displaying the newly built kernel. > > Existing kernel on the ubuntu system is

Re: Help Needed

Thanks to Randy and Ryan for the responses. The pointers are really helpful. Currently I am facing an issue with Ubuntu's grub not displaying the newly built kernel. Existing kernel on the ubuntu system is 3.2.0-23-generic. While the new one is 3.11.10. The Grub has/displays fedora and ubuntu

Re: Help Needed

Thanks to Randy and Ryan for the responses. The pointers are really helpful. Currently I am facing an issue with Ubuntu's grub not displaying the newly built kernel. Existing kernel on the ubuntu system is 3.2.0-23-generic. While the new one is 3.11.10. The Grub has/displays fedora and ubuntu

Re: Help Needed

On Wed, Jan 22, 2014 at 6:34 AM, Madhusudhan Rao Sripalle madhu.sripa...@gmail.com wrote: Thanks to Randy and Ryan for the responses. The pointers are really helpful. Currently I am facing an issue with Ubuntu's grub not displaying the newly built kernel. Existing kernel on the ubuntu system

Re: Help Needed

On Wed, Jan 22, 2014 at 7:05 AM, Madhusudhan Rao Sripalle madhu.sripa...@gmail.com wrote: The grub file is /boot/grub/grub.cfg. The newly built kernel is reflected in grub.cfg. But, the grub doesn't display this new kernel at the boot time. I tried few tips from the web. It is no help. That is

Re: Help Needed

The grub file is /boot/grub/grub.cfg. The newly built kernel is reflected in grub.cfg. But, the grub doesn't display this new kernel at the boot time. I tried few tips from the web. It is no help. That is why I sought help from this forum. On Wed, Jan 22, 2014 at 8:25 PM, Mark Knecht

Re: Help Needed

On Wed, Jan 22, 2014 at 4:05 PM, Madhusudhan Rao Sripalle madhu.sripa...@gmail.com wrote: The grub file is /boot/grub/grub.cfg. The newly built kernel is reflected in grub.cfg. But, the grub doesn't display this new kernel at the boot time. I tried few tips from the web. It is no help. That is

Re: Help Needed

I have attached the boot directory contents, /boot/grub/grub.cfg and /etc/default/grub contents. Also attached the mount points on the system. On Wed, Jan 22, 2014 at 8:39 PM, Mark Knecht markkne...@gmail.com wrote: On Wed, Jan 22, 2014 at 7:05 AM, Madhusudhan Rao Sripalle

Re: Help Needed

On Wed, Jan 22, 2014 at 7:47 AM, Madhusudhan Rao Sripalle madhu.sripa...@gmail.com wrote: I have attached the boot directory contents, /boot/grub/grub.cfg and /etc/default/grub contents. Also attached the mount points on the system. On Wed, Jan 22, 2014 at 8:39 PM, Mark Knecht

Re: Help Needed

You can just go to http://www.kernel.org to get the Linux kernel source code. If you want to use a certain Linux distribution, search "Linux distributions" using your favorite Web search engine. Sent from my iPad > On Jan 18, 2014, at 2:16 PM, Randy Dunlap wrote: > >> On 01/18/2014 09:34 AM,

Re: Help Needed

On 01/18/2014 09:34 AM, Madhusudhan Rao Sripalle wrote: > Hi, > > I am an expert of HP-UX (kernel and drivers), while being novice at > linux. I am currently looking ways for quick ramp up so that I could > contribute to linux community. > > Kindly provide pointers starting from where I could

Help Needed

Hi, I am an expert of HP-UX (kernel and drivers), while being novice at linux. I am currently looking ways for quick ramp up so that I could contribute to linux community. Kindly provide pointers starting from where I could get the kernel sources. Appreciate help in advance. -Madhu -- To

Help Needed

Hi, I am an expert of HP-UX (kernel and drivers), while being novice at linux. I am currently looking ways for quick ramp up so that I could contribute to linux community. Kindly provide pointers starting from where I could get the kernel sources. Appreciate help in advance. -Madhu -- To

Re: Help Needed

On 01/18/2014 09:34 AM, Madhusudhan Rao Sripalle wrote: Hi, I am an expert of HP-UX (kernel and drivers), while being novice at linux. I am currently looking ways for quick ramp up so that I could contribute to linux community. Kindly provide pointers starting from where I could get the

Re: Help Needed

You can just go to http://www.kernel.org to get the Linux kernel source code. If you want to use a certain Linux distribution, search Linux distributions using your favorite Web search engine. Sent from my iPad On Jan 18, 2014, at 2:16 PM, Randy Dunlap rdun...@infradead.org wrote: On

help needed : kernel 2.4 sata_nv smp 4G

Dear All, I need help with following problem. We use kernel 2.4.32 , Motherboard is Tyan k8SE which uses Nvidia Nforce 2200 (CK8-04) chips, we have 2 Dualcore opterons and 4G ram , and SATA disk WD1600YS-01S . Sometimes (once a 3-4 weeks) the computer stops responding with following message:

help needed : kernel 2.4 sata_nv smp 4G

Dear All, I need help with following problem. We use kernel 2.4.32 , Motherboard is Tyan k8SE which uses Nvidia Nforce 2200 (CK8-04) chips, we have 2 Dualcore opterons and 4G ram , and SATA disk WD1600YS-01S . Sometimes (once a 3-4 weeks) the computer stops responding with following message:

Re: Help Needed Reading / Poling the ATA Status Register

[EMAIL PROTECTED] wrote: I am currently writing some code to send some ATA commands directly to the drive using ioctl and SG_IO which seems to work fine. However I also need to read the ATA status register values in real time which I am unsure how to do. I have seen in the libata developers

Re: Help Needed Reading / Poling the ATA Status Register

[EMAIL PROTECTED] wrote: I am currently writing some code to send some ATA commands directly to the drive using ioctl and SG_IO which seems to work fine. However I also need to read the ATA status register values in real time which I am unsure how to do. I have seen in the libata developers

Re: Help needed to fix section mismatch warnings

> > > > > > > WARNING: vmlinux.o(.text+0x43524): Section mismatch: reference to > > > .init.text: (between 'timer_cpu_notify' and 'msleep') > > > WARNING: vmlinux.o(.text+0x4c6f6): Section mismatch: reference to > > > .init.text: (between 'rcu_cpu_notify' and 'wakeme_after_rcu') > > > WARNING:

Re: Help needed to fix section mismatch warnings

On Sat, Jan 19, 2008 at 11:52:55AM -0800, Randy Dunlap wrote: > On Sun, 6 Jan 2008 15:07:28 +0100 Sam Ravnborg wrote: > > > kbuild emit section mismatch warnings when it detects that someone does a > > call from a non-init section to a init section. > > The rationale here is that the init section

Re: Help needed to fix section mismatch warnings

On Sun, 6 Jan 2008 15:07:28 +0100 Sam Ravnborg wrote: > kbuild emit section mismatch warnings when it detects that someone does a > call from a non-init section to a init section. > The rationale here is that the init section are discarded at runtime and > if this call happens after the init

Re: Help needed to fix section mismatch warnings

On Sun, 6 Jan 2008 15:07:28 +0100 Sam Ravnborg wrote: kbuild emit section mismatch warnings when it detects that someone does a call from a non-init section to a init section. The rationale here is that the init section are discarded at runtime and if this call happens after the init section

Re: Help needed to fix section mismatch warnings

On Sat, Jan 19, 2008 at 11:52:55AM -0800, Randy Dunlap wrote: On Sun, 6 Jan 2008 15:07:28 +0100 Sam Ravnborg wrote: kbuild emit section mismatch warnings when it detects that someone does a call from a non-init section to a init section. The rationale here is that the init section are

Re: Help needed to fix section mismatch warnings

WARNING: vmlinux.o(.text+0x43524): Section mismatch: reference to .init.text: (between 'timer_cpu_notify' and 'msleep') WARNING: vmlinux.o(.text+0x4c6f6): Section mismatch: reference to .init.text: (between 'rcu_cpu_notify' and 'wakeme_after_rcu') WARNING:

Re: Help needed to fix section mismatch warnings

On Thu, Jan 10, 2008 at 11:19:18AM -0800, Randy Dunlap wrote: > On Wed, 9 Jan 2008 22:25:42 -0800 Randy Dunlap wrote: > > > On Sun, 6 Jan 2008 15:07:28 +0100 Sam Ravnborg wrote: > > > > > > > This is the current list of warnings > > > > Sam, > > > > Several of these are due to driver variable

Re: Help needed to fix section mismatch warnings

On Thu, Jan 10, 2008 at 11:19:18AM -0800, Randy Dunlap wrote: On Wed, 9 Jan 2008 22:25:42 -0800 Randy Dunlap wrote: On Sun, 6 Jan 2008 15:07:28 +0100 Sam Ravnborg wrote: This is the current list of warnings Sam, Several of these are due to driver variable names not matching

Re: Help needed to fix section mismatch warnings

On Wed, Jan 09, 2008 at 10:25:42PM -0800, Randy Dunlap wrote: > On Sun, 6 Jan 2008 15:07:28 +0100 Sam Ravnborg wrote: > > > > This is the current list of warnings > > Sam, > > Several of these are due to driver variable names not matching > the whitelisted names in modpost. I have patches for

Re: Help needed to fix section mismatch warnings

On Wed, 9 Jan 2008 22:25:42 -0800 Randy Dunlap wrote: > On Sun, 6 Jan 2008 15:07:28 +0100 Sam Ravnborg wrote: > > > > This is the current list of warnings > > Sam, > > Several of these are due to driver variable names not matching > the whitelisted names in modpost. I have patches for the

Re: Help needed to fix section mismatch warnings

On Wed, 9 Jan 2008 22:25:42 -0800 Randy Dunlap wrote: On Sun, 6 Jan 2008 15:07:28 +0100 Sam Ravnborg wrote: This is the current list of warnings Sam, Several of these are due to driver variable names not matching the whitelisted names in modpost. I have patches for the ones that I

Re: Help needed to fix section mismatch warnings

On Sun, 6 Jan 2008 15:07:28 +0100 Sam Ravnborg wrote: > This is the current list of warnings Sam, Several of these are due to driver variable names not matching the whitelisted names in modpost. I have patches for the ones that I have identified so far. And I have patches for a few of the

Re: Help needed to fix section mismatch warnings

On Sun, 6 Jan 2008 15:07:28 +0100 Sam Ravnborg wrote: This is the current list of warnings Sam, Several of these are due to driver variable names not matching the whitelisted names in modpost. I have patches for the ones that I have identified so far. And I have patches for a few of the

Help needed to fix section mismatch warnings

kbuild emit section mismatch warnings when it detects that someone does a call from a non-init section to a init section. The rationale here is that the init section are discarded at runtime and if this call happens after the init section has gone we have an oops. This check is planned to be

Help needed to fix section mismatch warnings

kbuild emit section mismatch warnings when it detects that someone does a call from a non-init section to a init section. The rationale here is that the init section are discarded at runtime and if this call happens after the init section has gone we have an oops. This check is planned to be

Re: [mm] Better help needed for UEVENT_HELPER_PATH

On 9/28/07, Frans Pop <[EMAIL PROTECTED]> wrote: > Current help for CONFIG_UEVENT_HELPER_PATH is: >Path to uevent helper program forked by the kernel for >every uevent. > With default value of /sbin/hotplug. > > Help! I don't have /sbin/hotplug (Debian unstable, using udev). > What do I do

Re: [mm] Better help needed for UEVENT_HELPER_PATH

On 9/28/07, Frans Pop [EMAIL PROTECTED] wrote: Current help for CONFIG_UEVENT_HELPER_PATH is: Path to uevent helper program forked by the kernel for every uevent. With default value of /sbin/hotplug. Help! I don't have /sbin/hotplug (Debian unstable, using udev). What do I do now?

[mm] Better help needed for UEVENT_HELPER_PATH

Current help for CONFIG_UEVENT_HELPER_PATH is: Path to uevent helper program forked by the kernel for every uevent. With default value of /sbin/hotplug. Help! I don't have /sbin/hotplug (Debian unstable, using udev). What do I do now? Will my hardware be unsupported because I don't have

[mm] Better help needed for UEVENT_HELPER_PATH

Current help for CONFIG_UEVENT_HELPER_PATH is: Path to uevent helper program forked by the kernel for every uevent. With default value of /sbin/hotplug. Help! I don't have /sbin/hotplug (Debian unstable, using udev). What do I do now? Will my hardware be unsupported because I don't have

Re: Help needed: Partitioned software raid > 2TB

Jan Engelhardt wrote: I am not sure (would have to check again), but I believe both opensuse and fedora (the latter of which uses LVM for all partitions by default) have that working, while still using GRUB. Keyword: partitions. I.e., they partition the hard drive (so that the first 31

Re: Help needed: Partitioned software raid > 2TB

On Jun 16 2007 11:38, Alexander E. Patrakov wrote: > Jan Engelhardt wrote: >> On Jun 15 2007 16:03, Christian Schmidt wrote: > >> > Thanks for the clarification. I didn't use LVM on the device on purpose, >> > as root on LVM requires initrd (which I strongly dislike as >> >

Re: Help needed: Partitioned software raid 2TB

On Jun 16 2007 11:38, Alexander E. Patrakov wrote: Jan Engelhardt wrote: On Jun 15 2007 16:03, Christian Schmidt wrote: Thanks for the clarification. I didn't use LVM on the device on purpose, as root on LVM requires initrd (which I strongly dislike as yet-another-point-of-failure). As

Re: Help needed: Partitioned software raid 2TB

Jan Engelhardt wrote: I am not sure (would have to check again), but I believe both opensuse and fedora (the latter of which uses LVM for all partitions by default) have that working, while still using GRUB. Keyword: partitions. I.e., they partition the hard drive (so that the first 31

Re: Help needed: Partitioned software raid > 2TB

Jan Engelhardt wrote: On Jun 15 2007 16:03, Christian Schmidt wrote: Thanks for the clarification. I didn't use LVM on the device on purpose, as root on LVM requires initrd (which I strongly dislike as yet-another-point-of-failure). As LVM is on the large partition anyway I'll just add the

Re: Help needed: Partitioned software raid > 2TB

On Jun 15 2007 16:03, Christian Schmidt wrote: >Hi Andi, > >Andi Kleen wrote: >> Christian Schmidt <[EMAIL PROTECTED]> writes: >>> Where is the inherent limit? The partitioning software, or partitioning >>> all by itself? >> >> DOS style partitioning don't support more than 2TB. You either need

Re: Help needed: Partitioned software raid > 2TB

Hi Andi, Andi Kleen wrote: > Christian Schmidt <[EMAIL PROTECTED]> writes: >> Where is the inherent limit? The partitioning software, or partitioning >> all by itself? > > DOS style partitioning don't support more than 2TB. You either need > to use EFI partitions (e.g. using parted) or LVM.

Re: Help needed: Partitioned software raid > 2TB

Christian Schmidt <[EMAIL PROTECTED]> writes: > > Where is the inherent limit? The partitioning software, or partitioning > all by itself? DOS style partitioning don't support more than 2TB. You either need to use EFI partitions (e.g. using parted) or LVM. Since parted's user interface is not

Help needed: Partitioned software raid > 2TB

Hi everyone, I added a drive to a linux software RAID-5 last night. Now that worked fine... until I changed the partition table. Disk /dev/md_d5: 2499.9 GB, 240978560 bytes 2 heads, 4 sectors/track, 610349360 cylinders Units = cylinders of 8 * 512 = 4096 bytes Device Boot Start

Help needed: Partitioned software raid 2TB

Hi everyone, I added a drive to a linux software RAID-5 last night. Now that worked fine... until I changed the partition table. Disk /dev/md_d5: 2499.9 GB, 240978560 bytes 2 heads, 4 sectors/track, 610349360 cylinders Units = cylinders of 8 * 512 = 4096 bytes Device Boot Start

Re: Help needed: Partitioned software raid 2TB

Christian Schmidt [EMAIL PROTECTED] writes: Where is the inherent limit? The partitioning software, or partitioning all by itself? DOS style partitioning don't support more than 2TB. You either need to use EFI partitions (e.g. using parted) or LVM. Since parted's user interface is not good

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