ned-off-by: Rahul Lakkireddy
---
.../net/ethernet/chelsio/cxgb4/cudbg_lib.c| 23 +++
drivers/net/ethernet/chelsio/cxgb4/t4_hw.c| 3 ++-
2 files changed, 21 insertions(+), 5 deletions(-)
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c
b/drivers/net/ethernet/che
Collect serial config version information directly from an internal
register, instead of explicitly resizing VPD.
v2:
- Add comments on info stored in PCIE_STATIC_SPARE2 register.
Signed-off-by: Rahul Lakkireddy
---
.../net/ethernet/chelsio/cxgb4/cudbg_entity.h | 3 ---
.../net/ethernet
Collect serial config version information directly from an internal
register, instead of explicitly resizing VPD.
Signed-off-by: Rahul Lakkireddy
---
.../net/ethernet/chelsio/cxgb4/cudbg_entity.h | 3 ---
.../net/ethernet/chelsio/cxgb4/cudbg_lib.c| 24 +++
drivers/net
On Friday, February 02/05/21, 2021 at 23:31:24 +0100, Heiner Kallweit wrote:
> On 05.02.2021 22:46, Bjorn Helgaas wrote:
> > [+cc Casey, Rahul]
> >
> > On Fri, Feb 05, 2021 at 08:29:45PM +0100, Heiner Kallweit wrote:
> >> cxgb4 uses the full VPD address space for accessing its EEPROM (with some
>
On Monday, August 08/03/20, 2020 at 14:13:04 -0700, Jakub Kicinski wrote:
> On Sun, 2 Aug 2020 22:42:28 +0530 Rahul Lakkireddy wrote:
> > The config file contains very low-level firmware and device specific
> > params and most of them are dependent on the type of Chelsio NIC.
>
Matching IPv6 traffic require allocating their own individual slots
in TCAM. So, fetch additional slots to insert IPv6 rules. Also, fetch
the cumulative stats of all the slots occupied by the Matchall rule.
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4.h| 2
On Saturday, August 08/01/20, 2020 at 21:22:02 -0700, Jakub Kicinski wrote:
> On Sat, 1 Aug 2020 02:47:38 +0530 Rahul Lakkireddy wrote:
> > I thought /lib/firmware is where firmware related files need to be
> > placed and ethtool --flash needs to be used to program them to
>
On Friday, July 07/31/20, 2020 at 11:00:08 -0700, Jakub Kicinski wrote:
> On Fri, 31 Jul 2020 16:39:04 +0530 Ganji Aravind wrote:
> > On Thursday, July 07/30/20, 2020 at 16:23:35 -0700, Jakub Kicinski wrote:
> > > On Thu, 30 Jul 2020 20:41:38 +0530 Ganji Aravind wrote:
> > > > Update set_flash to
me code.
Fixes: c8729cac2a11 ("cxgb4: add ethtool n-tuple filter insertion")
Signed-off-by: Rahul Lakkireddy
---
.../ethernet/chelsio/cxgb4/cxgb4_tc_flower.c| 17 +++--
1 file changed, 15 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.
The flag indicating the selftest to run is a bitmask. So, fix the
check. Also, the selftests will fail if adapter initialization has
not been completed yet. So, add appropriate check and bail sooner.
Fixes: 7235ffae3d2c ("cxgb4: add loopback ethtool self-test")
Signed-off-by: Rahul
Convert all-mask IP address to Big Endian, instead, for comparison.
Fixes: f286dd8eaad5 ("cxgb4: use correct type for all-mask IP address
comparison")
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c | 10 +-
1 file changed, 5 insert
disable mirror VI support.
v3:
- Replace mirror VI refcount_t with normal u32 variable.
v2:
- Add mutex to protect all mirror VI data, instead of just
mirror Rxqs.
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4.h| 11 ++
.../net/ethernet/chelsio/cxgb4
cxgb4_port_mirror_start() in cxgb_open(), which
was there in v1, but got missed in v2 during refactoring.
v2:
- Simplify the replication code by refactoring t4_set_rxmode()
to handle mirror VI, instead of duplicating the t4_set_rxmode()
calls in multiple places.
Signed-off-by: Rahul Lakkireddy
mutex in patch 2.
- Simplify the replication code by refactoring t4_set_rxmode()
to handle mirror VI, instead of duplicating the t4_set_rxmode()
calls in multiple places in patch 3.
Rahul Lakkireddy (3):
cxgb4: add mirror action to TC-MATCHALL offload
cxgb4: add support for mirror Rxqs
cxgb4
mutex to protect all mirror VI data, instead of just
mirror Rxqs.
- Remove the un-needed mirror Rxq mutex.
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4.h| 9 +
.../ethernet/chelsio/cxgb4/cxgb4_debugfs.c| 66 -
.../net/ethernet/chelsio/cxgb4
, instead of duplicating the t4_set_rxmode()
calls in multiple places.
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4.h| 4 +-
.../net/ethernet/chelsio/cxgb4/cxgb4_main.c | 100 --
drivers/net/ethernet/chelsio/cxgb4/t4_hw.c| 27 -
3
.
- Remove the un-needed mirror Rxq mutex.
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4.h| 9 +
.../ethernet/chelsio/cxgb4/cxgb4_debugfs.c| 66 -
.../net/ethernet/chelsio/cxgb4/cxgb4_main.c | 235 --
3 files changed, 288 insertions
disable mirror VI support.
v2:
- Add mutex to protect all mirror VI data, instead of just
mirror Rxqs.
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4.h| 11 ++
.../net/ethernet/chelsio/cxgb4/cxgb4_main.c | 103 +-
.../ethernet/chelsio/cxgb4
, instead of just
mirror Rxqs, in patch 1 and 2.
- Remove the un-needed mirror Rxq mutex in patch 2.
- Simplify the replication code by refactoring t4_set_rxmode()
to handle mirror VI, instead of duplicating the t4_set_rxmode()
calls in multiple places in patch 3.
Rahul Lakkireddy (3):
cxgb4: add
On Friday, June 06/26/20, 2020 at 21:18:44 -0700, Jakub Kicinski wrote:
> On Thu, 25 Jun 2020 17:28:41 +0530 Rahul Lakkireddy wrote:
> > + if (refcount_read(&pi->vi_mirror_refcnt) > 1) {
> > + refcount_dec(&pi->vi_mirror_refcnt);
> > +
On Friday, June 06/26/20, 2020 at 21:17:50 -0700, Jakub Kicinski wrote:
> On Sat, 27 Jun 2020 02:20:12 +0530 Rahul Lakkireddy wrote:
> > On Friday, June 06/26/20, 2020 at 09:55:49 -0700, Jakub Kicinski wrote:
> > > On Fri, 26 Jun 2020 15:36:15 +0530 Rahul Lakkireddy wrote:
&
On Friday, June 06/26/20, 2020 at 09:55:49 -0700, Jakub Kicinski wrote:
> On Fri, 26 Jun 2020 15:36:15 +0530 Rahul Lakkireddy wrote:
> > On Thursday, June 06/25/20, 2020 at 15:55:10 -0700, Jakub Kicinski wrote:
> > > On Thu, 25 Jun 2020 17:28:40 +0530 Rahul Lakkireddy wrote:
&
On Thursday, June 06/25/20, 2020 at 15:55:10 -0700, Jakub Kicinski wrote:
> On Thu, 25 Jun 2020 17:28:40 +0530 Rahul Lakkireddy wrote:
> > This series of patches add support to mirror all ingress traffic
> > for TC-MATCHALL ingress offload.
> >
> > Patch 1 adds supp
When mirror VI is enabled, replicate various VI config params
enabled on main VI to mirror VI. These include replicating MTU,
promiscuous mode, all-multicast mode, and enabled netdev Rx
feature offloads.
Signed-off-by: Rahul Lakkireddy
---
.../net/ethernet/chelsio/cxgb4/cxgb4_main.c | 155
When mirror VI is enabled, allocate the mirror Rxqs and setup the
mirror VI RSS table. The mirror Rxqs are allocated/freed when
the mirror VI is created/destroyed or when underlying port is
brought up/down, respectively.
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4
disable mirror VI support.
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4.h| 10 ++
.../net/ethernet/chelsio/cxgb4/cxgb4_main.c | 94 ++-
.../ethernet/chelsio/cxgb4/cxgb4_tc_flower.c | 16 +++-
.../ethernet/chelsio/cxgb4/cxgb4_tc_flower.h | 3
mirror Rxqs and setup RSS for the
mirror VI.
Patch 3 adds support to replicate all the main VI configuration to
mirror VI. This includes replicating MTU, promiscuous mode,
all-multicast mode, and enabled netdev Rx feature offloads.
Thanks,
Rahul
Rahul Lakkireddy (3):
cxgb4: add mirror action to
Move code handling L2T ARP failures to the only caller.
Fixes following sparse warning:
skbuff.h:2091:29: warning: context imbalance in
'handle_failed_resolution' - unexpected unlock
Fixes: 749cb5fe48bb ("cxgb4: Replace arpq_head/arpq_tail with SKB double
link-list code")
cxgb4 driver.
Patch 12 fixes several kernel-doc comment warnings in cxgb4vf driver.
Thanks,
Rahul
Rahul Lakkireddy (12):
cxgb4: move handling L2T ARP failures to caller
cxgb4: move PTP lock and unlock to caller in Tx path
cxgb4: use unaligned conversion for fetching timestamp
cxgb4: parse
Use get_unaligned_be64() to fetch the timestamp needed for ns_to_ktime()
conversion.
Fixes following sparse warning:
sge.c:3282:43: warning: cast to restricted __be64
Fixes: a456950445a0 ("cxgb4: time stamping interface for PTP")
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethern
terface for PTP")
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4/sge.c | 23 +++
1 file changed, 11 insertions(+), 12 deletions(-)
diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c
b/drivers/net/ethernet/chelsio/cxgb4/sge.c
index 1359158652b7.
IN and smt index")
Fixes: 3f8cfd0d95e6 ("cxgb4/cxgb4vf: Program hash region for
{t4/t4vf}_change_mac()")
Fixes: d429005fdf2c ("cxgb4/cxgb4vf: Add support for SGE doorbell queue timer")
Fixes: 0e395b3cb1fb ("cxgb4: add FLOWC based QoS offload")
Signed-off-by: Rahul
:got restricted __be64 [usertype]
Fixes: 736c3b94474e ("cxgb4: collect egress and ingress SGE queue contexts")
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c | 6 --
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/ne
__be16 [usertype] dst
Fixes: dca4faeb812f ("cxgb4: Add LE hash collision bug fix path in LLD driver")
Fixes: 62488e4b53ae ("cxgb4: add basic tc flower offload support")
Fixes: 557ccbf9dfa8 ("cxgb4: add tc flower support for L3/L4 rewrite")
Signed-off-by: Rahul Lak
Move the DCB version string array extern to header file.
Fixes following sparse warning:
cxgb4_dcb.c:13:12: warning: symbol 'dcb_ver_array' was not declared.
Should it be static?
Fixes: ebddd97afb89 ("cxgb4: add support to display DCB info")
Signed-off-by: Rahul Lakkired
:expected restricted __sum16 [usertype] check
sge.c:1539:44:got unsigned short [usertype]
Fixes: d0a1299c6bf7 ("cxgb4: add support for vxlan segmentation offload")
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4/sge.c | 3 +--
1 file changed, 1 inser
imer_setup()")
Fixes: 3f8cfd0d95e6 ("cxgb4/cxgb4vf: Program hash region for
{t4/t4vf}_change_mac()")
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c | 3 +--
drivers/net/ethernet/chelsio/cxgb4vf/sge.c | 7 ---
drivers/net/ethernet/c
Patch 1 ensures all callers take on-chip memory lock when flashing
PHY firmware to fix lock context imbalance warnings.
Patch 2 moves all static arrays in header file to respective C file
in device dump collection path.
Thanks,
Rahul
Rahul Lakkireddy (2):
cxgb4: always sync access when
b6961410b7 ("cxgb4: Add PHY firmware support for T420-BT cards")
Fixes: 4ee339e1e92a ("cxgb4: add support to flash PHY image")
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4.h | 3 +--
drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c | 5 +++--
t-variable=]
513 | static const u32 t6_hma_ireg_array[][IREG_NUM_ELEM] = {
Fixes: a7975a2f9a79 ("cxgb4: collect register dump")
Fixes: 17b332f48074 ("cxgb4: add support to read serial flash")
Signed-off-by: Rahul Lakkireddy
---
.../net/ethernet/chelsio/cxgb4/cudbg_entity.h |
ia tc-flower
offload")
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c | 10 +-
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filt
, n10g = 0, qidx = 0, n1g = 0;
^
Fixes: 116ca924aea6 ("cxgb4: fix checks for max queues to allocate")
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git
)
cxgb4_tc_u32.c:57:21:expected unsigned int [usertype] val
cxgb4_tc_u32.c:57:21:got restricted __be32 [usertype] val
cxgb4_tc_u32_parse.h:48:24: warning: cast to restricted __be32
Fixes: 2e8aad7bf203 ("cxgb4: add parser to translate u32 filters to internal
spec")
Signed-off-by: Rahul
Rework and add support for dumping EOTID software context used by
TC-MQPRIO. Also track number of EOTIDs in use.
Signed-off-by: Rahul Lakkireddy
---
.../ethernet/chelsio/cxgb4/cxgb4_debugfs.c| 144 ++
.../net/ethernet/chelsio/cxgb4/cxgb4_main.c | 1 +
.../ethernet
ic class configuration API similar to
the firmware API counterpart.
Signed-off-by: Rahul Lakkireddy
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4.h| 30 ++-
.../net/ethernet/chelsio/cxgb4/cxgb4_main.c | 2 +-
.../ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.c | 7 +
drivers/net/
Request credit update for every half credits consumed, including
the current request. Also, avoid re-trying to post packets when there
are no credits left. The credit update reply via interrupt will
eventually restore the credits and will invoke the Tx path again.
Signed-off-by: Rahul Lakkireddy
re queue
contexts used by TC-MQPRIO offload.
Thanks,
Rahul
Rahul Lakkireddy (3):
cxgb4: improve credits recovery in TC-MQPRIO Tx path
cxgb4: tune burst buffer size for TC-MQPRIO offload
cxgb4: add EOTID tracking and software context dump
drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
sent outside the wire, to make room for FLOWC request. Also, move the
FLOWC descriptor consumption logic closer to when the FLOWC request is
actually posted to hardware.
Fixes: 0e395b3cb1fb ("cxgb4: add FLOWC based QoS offload")
Signed-off-by: Rahul Lakkireddy
---
drivers/net/etherne
Collect descriptors of all ULD and LLD hardware queues managed
by LLD.
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v2:
- Move inline functions to header file.
- Add missing undefine for QDESC_GET_* macros.
drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h | 42
Collect descriptors of all ULD and LLD hardware queues managed
by LLD.
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h | 42 +++
drivers/net/ethernet/chelsio/cxgb4/cudbg_if.h | 3 +-
drivers/net/ethernet/chelsio/cxgb4
.fip[3] << 24;
> + memcpy(&req->local_ip, f->fs.val.lip, 4);
> + memcpy(&req->peer_ip, f->fs.val.fip, 4);
> req->opt0 = cpu_to_be64(NAGLE_V(f->fs.newvlan == VLAN_REMOVE ||
> f->fs.newvlan == VLAN_REWRITE) |
> DELACK_V(f->fs.hitcnts) |
Thanks for fix Al!
Acked-by: Rahul Lakkireddy
On Sunday, August 08/05/18, 2018 at 20:58:11 +0530, Al Viro wrote:
> AFAICS, cxgb4_next_header() expects to find match_val/match_mask in
> struct cxgb4_next_header stored as big-endian:
>
> /* Found a possible candidate. Find a key that
> *
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c | 296 +++--
1 file changed, 277 insertions(+), 19 deletions(-)
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
b/drivers/net/ethernet/chelsio
This information needs to be collected in vmcore device dump as well.
So, move to common code.
Fixes: fa145d5dfd61 ("cxgb4: display number of rx and tx pages free")
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
drivers/net/ethernet/chelsio/cxgb4/cudbg_enti
Patch 1 collects number of free PSTRUCT page pointers in context
memory.
Patch 2 moves the collection logic for Tx/Rx free pages to common
code, since this information needs to be collected in vmcore device
dump as well.
Thanks,
Rahul
Rahul Lakkireddy (2):
cxgb4: collect number of free
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h | 3 +++
drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c | 15 +--
drivers/net/ethernet/chelsio/cxgb4/cxgb4_cudbg.c | 3 ++-
drivers/net/ethernet/chelsio/cxgb4
From: Surendra Mobiya
Signed-off-by: Surendra Mobiya
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h | 6 +
drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c| 32 +--
drivers/net/ethernet/chelsio
When running ethtool -S, some stats are requested from firmware.
Since getting these stats via firmware mailbox is slow, some packets
get dropped under heavy load while running ethtool -S.
So, remove these stats from ethtool -S.
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
Expose stats obtained from firmware via debugfs. These stats can't
be part of ethtool -S because the slow firmware mailbox can cause
packet drops under heavy load.
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
.
Thanks,
Rahul
Rahul Lakkireddy (2):
cxgb4: remove stats fetched from firmware
cxgb4: expose stats fetched from firmware via debugfs
drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c | 164 +
drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c | 133 -
2 files
is often because vmcore_add_device_dump lacks a __init
annotation or the annotation of get_vmcore_size.constprop.5 is wrong.
Fixes: 7efe48df8a3d ("vmcore: append device dumps to vmcore as elf notes")
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
fs/proc/vmcore.c |
Correct the indirect register offsets in collecting TX rate limit info
in UP CIM logs.
Also, T5 doesn't support these indirect register offsets, so remove
them from collection logic.
Fixes: be6e36d916b1 ("cxgb4: collect TX rate limit info in UP CIM logs")
Signed-off-by: Rahul Lak
For T6, collect info on queue mapping to corresponding PF/VF in SGE.
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h | 17
drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c| 47 ++-
drivers/net
-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h | 3 ++
drivers/net/ethernet/chelsio/cxgb4/cudbg_if.h | 1 +
drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c| 40 ++-
drivers/net/ethernet/chelsio/cxgb4/t4_regs.h
igned address.
Incorporate device dump size into the total vmcore size. Also update
offsets for other program headers after the device dumps are added.
Suggested-by: Eric Biederman .
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v8:
- No changes.
v7:
- No changes.
v6:
- No changes
Register callback to collect hardware/firmware dumps in second kernel
before hardware/firmware is initialized. The dumps for each device
will be available as elf notes in /proc/vmcore in second kernel.
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v8:
- No changes.
v7
erman .
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v8:
- Added missing linux/types.h header include.
- Removed __vmcore_add_device_dump().
v7:
- Removed "CHELSIO" vendor identifier in Elf Note name. Instead,
writing "LINUX".
- Moved vmcoredd_header to ne
.
Suggested by Eric Biederman .
- Added new crashdd module that exports /proc/crashdd/ containing
driver's registered hardware/firmware logs in patch 1.
- Replaced the API to allow drivers to register their hardware/firmware
log collect routine in crash recovery kernel in patch 1.
- Up
/ containing
driver's registered hardware/firmware logs in patch 1.
- Replaced the API to allow drivers to register their hardware/firmware
log collect routine in crash recovery kernel in patch 1.
- Updated patch 2 to use the new API in patch 1.
Rahul Lakkireddy (3):
vmcore: add API to col
igned address.
Incorporate device dump size into the total vmcore size. Also update
offsets for other program headers after the device dumps are added.
Suggested-by: Eric Biederman .
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v7:
- No changes.
v6:
- No changes.
v5:
- No changes
Register callback to collect hardware/firmware dumps in second kernel
before hardware/firmware is initialized. The dumps for each device
will be available as elf notes in /proc/vmcore in second kernel.
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v7:
- Removed "CH
erman .
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v7:
- Removed "CHELSIO" vendor identifier in Elf Note name. Instead,
writing "LINUX".
- Moved vmcoredd_header to new file include/uapi/linux/vmcore.h
- Reworked vmcoredd_header to include Elf Note as pa
igned address.
Incorporate device dump size into the total vmcore size. Also update
offsets for other program headers after the device dumps are added.
Suggested-by: Eric Biederman .
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v6:
- No changes.
v5:
- No changes.
v4:
- No changes
atch 2 to use the new API in patch 1.
Rahul Lakkireddy (3):
vmcore: add API to collect hardware dump in second kernel
vmcore: append device dumps to vmcore as elf notes
cxgb4: collect hardware dump in second kernel
drivers/net/ethernet/chelsio/cxgb4/cxgb4.h | 4 +
drivers/n
erman .
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v6:
- Reworked device dump elf note name to contain vendor identifier.
- Added vmcoredd_header that precedes actual dump in the Elf Note.
- Device dump's name is moved inside vmcoredd_header.
v5:
- Remove
Register callback to collect hardware/firmware dumps in second kernel
before hardware/firmware is initialized. The dumps for each device
will be available as elf notes in /proc/vmcore in second kernel.
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v6:
- Added "CHELSIO&qu
in patch 1.
- Updated patch 2 to use the new API in patch 1.
Rahul Lakkireddy (3):
vmcore: add API to collect hardware dump in second kernel
vmcore: append device dumps to vmcore as elf notes
cxgb4: collect hardware dump in second kernel
drivers/net/ethernet/chelsio/cxgb4/cxgb4.h | 4 +
d
Register callback to collect hardware/firmware dumps in second kernel
before hardware/firmware is initialized. The dumps for each device
will be available as elf notes in /proc/vmcore in second kernel.
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v5:
- No changes.
v4:
- No
igned address.
Incorporate device dump size into the total vmcore size. Also update
offsets for other program headers after the device dumps are added.
Suggested-by: Eric Biederman .
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v5:
- No changes.
v4:
- No changes.
v3:
- Patch add
erman .
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v5:
- Removed enabling CONFIG_PROC_VMCORE_DEVICE_DUMP by default and
updated help message to indicate that the driver must be present
in second kernel's initramfs to collect the underlying device
snapshot.
On Friday, April 04/20/18, 2018 at 19:06:09 +0530, Eric W. Biederman wrote:
> Rahul Lakkireddy writes:
>
> > On Thursday, April 04/19/18, 2018 at 20:23:37 +0530, Eric W. Biederman
> > wrote:
> >> Rahul Lakkireddy writes:
> >>
> >> > On Thursd
On Thursday, April 04/19/18, 2018 at 20:23:37 +0530, Eric W. Biederman wrote:
> Rahul Lakkireddy writes:
>
> > On Thursday, April 04/19/18, 2018 at 07:10:30 +0530, Dave Young wrote:
> >> On 04/18/18 at 06:01pm, Rahul Lakkireddy wrote:
> >> > On Wednesday, April
On Thursday, April 04/19/18, 2018 at 13:54:56 +0530, Greg KH wrote:
> On Tue, Apr 17, 2018 at 01:14:17PM +0530, Rahul Lakkireddy wrote:
> > +config PROC_VMCORE_DEVICE_DUMP
> > + bool "Device Hardware/Firmware Log Collection"
> > + depends on PROC_VMCORE
> >
On Thursday, April 04/19/18, 2018 at 07:10:30 +0530, Dave Young wrote:
> On 04/18/18 at 06:01pm, Rahul Lakkireddy wrote:
> > On Wednesday, April 04/18/18, 2018 at 11:45:46 +0530, Dave Young wrote:
> > > Hi Rahul,
> > > On 04/17/18 at 01:14pm, Rahul Lakkireddy wrote:
&g
On Wednesday, April 04/18/18, 2018 at 19:58:01 +0530, Eric W. Biederman wrote:
> Rahul Lakkireddy writes:
>
> > On Wednesday, April 04/18/18, 2018 at 11:45:46 +0530, Dave Young wrote:
> >> Hi Rahul,
> >> On 04/17/18 at 01:14pm, Rahul Lakkireddy wrote:
> >>
On Wednesday, April 04/18/18, 2018 at 11:45:46 +0530, Dave Young wrote:
> Hi Rahul,
> On 04/17/18 at 01:14pm, Rahul Lakkireddy wrote:
> > On production servers running variety of workloads over time, kernel
> > panic can happen sporadically after days or even months. It is
> &
igned address.
Incorporate device dump size into the total vmcore size. Also update
offsets for other program headers after the device dumps are added.
Suggested-by: Eric Biederman .
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v4:
- No changes.
v3:
- Patch added in this ve
Register callback to collect hardware/firmware dumps in second kernel
before hardware/firmware is initialized. The dumps for each device
will be available as elf notes in /proc/vmcore in second kernel.
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v4:
- No changes.
v3
- Updated patch 2 to use the new API in patch 1.
Rahul Lakkireddy (3):
vmcore: add API to collect hardware dump in second kernel
vmcore: append device dumps to vmcore as elf notes
cxgb4: collect hardware dump in second kernel
drivers/net/ethernet/chelsio/cxgb4/cxgb4.h | 4 +
drivers/ne
erman .
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v4:
- Made __vmcore_add_device_dump() static.
- Moved compile check to define vmcore_add_device_dump() to
crash_dump.h to fix compilation when vmcore.c is not compiled in.
- Convert ---help--- to help in Kconfig as indicat
On Monday, April 04/02/18, 2018 at 14:41:43 +0530, Jiri Pirko wrote:
> Fri, Mar 30, 2018 at 08:42:00PM CEST, ebied...@xmission.com wrote:
> >Rahul Lakkireddy writes:
> >
> >> On Friday, March 03/30/18, 2018 at 16:09:07 +0530, Jiri Pirko wrote:
> >>>
e in crash recovery kernel in patch 1.
- Updated patch 2 to use the new API in patch 1.
Rahul Lakkireddy (3):
vmcore: add API to collect hardware dump in second kernel
vmcore: append device dumps to vmcore as elf notes
cxgb4: collect hardware dump in second kernel
drivers/net/ethernet/che
igned address.
Incorporate device dump size into the total vmcore size. Also update
offsets for other program headers after the device dumps are added.
Suggested-by: Eric Biederman .
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v3:
- Patch added in this version.
- Exported dumps a
erman .
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v3:
- Dropped sysfs crashdd module.
- Added CONFIG_PROC_VMCORE_DEVICE_DUMP to allow configuring device
dump support.
- Moved logic related to adding dumps from crashdd to vmcore module.
- Rename all crashdd* to vmcoredd*
Register callback to collect hardware/firmware dumps in second kernel
before hardware/firmware is initialized. The dumps for each device
will be available as elf notes in /proc/vmcore in second kernel.
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v3:
- Replaced all crashdd
On Friday, March 03/30/18, 2018 at 16:09:07 +0530, Jiri Pirko wrote:
> Sat, Mar 24, 2018 at 11:56:33AM CET, rahul.lakkire...@chelsio.com wrote:
> >Add a new module crashdd that exports the /sys/kernel/crashdd/
> >directory in second kernel, containing collected hardware/firmware
> >dumps.
> >
> >Th
> > regions and register them. A device which exposes a region will allow
> > access to it using devlink.
>
> Hi Alex
>
> Did you see the work Rahul Lakkireddy has been doing?
>
> https://patchwork.kernel.org/patch/10305935/
>
> It seems like these are simil
On Tuesday, March 03/27/18, 2018 at 18:47:34 +0530, Eric W. Biederman wrote:
> Rahul Lakkireddy writes:
>
> > On Saturday, March 03/24/18, 2018 at 20:50:52 +0530, Eric W. Biederman
> > wrote:
> >>
> >> Rahul Lakkireddy writes:
> >>
> >>
On Saturday, March 03/24/18, 2018 at 20:50:52 +0530, Eric W. Biederman wrote:
>
> Rahul Lakkireddy writes:
>
> > On production servers running variety of workloads over time, kernel
> > panic can happen sporadically after days or even months. It is
> > important to co
Register callback to collect hardware/firmware dumps in second kernel
before hardware/firmware is initialized. The dumps for each device
will be available under /sys/kernel/crashdd/cxgb4/ directory in second
kernel.
Signed-off-by: Rahul Lakkireddy
Signed-off-by: Ganesh Goudar
---
v2:
- No
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