Segher Boessenkool writes:
> On Tue, Jul 02, 2019 at 11:16:35AM -0500, Segher Boessenkool wrote:
>> On Wed, Jul 03, 2019 at 01:19:34AM +1000, Michael Ellerman wrote:
>> > What we could do is switch to the `UL` macro from include/linux/const.h,
>> > rather than using our own ASM_CONST.
>>
>> You
Abhishek Goel's on July 4, 2019 7:18 pm:
> Currently, the cpuidle governors determine what idle state a idling CPU
> should enter into based on heuristics that depend on the idle history on
> that CPU. Given that no predictive heuristic is perfect, there are cases
> where the governor predicts a
On Tue, 2019-05-14 at 09:05:15 UTC, Christophe Leroy wrote:
> This patch defines C helpers to retrieve the size of
> cache blocks and uses them in the cacheflush functions.
>
> Signed-off-by: Christophe Leroy
Applied to powerpc next, thanks.
On Tue, 2019-05-14 at 09:05:13 UTC, Christophe Leroy wrote:
> On most arches having function flush_dcache_range(), including PPC32,
> this function does a writeback and invalidation of the cache bloc.
>
> On PPC64, flush_dcache_range() only does a writeback while
> flush_inval_dcache_range() does
On Sat, 2019-06-15 at 15:23:13 UTC, Christian Lamparter wrote:
> When testing out gpio-keys with a button, a spurious
> interrupt (and therefore a key press or release event)
> gets triggered as soon as the driver enables the irq
> line for the first time.
>
> This patch clears any potential
On Sat, 2017-05-06 at 15:37:20 UTC, Geliang Tang wrote:
> In spufs_cntl_fops, since we use nonseekable_open() to open, we
> should use no_llseek() to seek, not generic_file_llseek().
>
> Signed-off-by: Geliang Tang
Applied to powerpc next, thanks.
On 2019-07-08, Michael Ellerman wrote:
> Aleksa Sarai writes:
> > diff --git a/tools/testing/selftests/openat2/Makefile
> > b/tools/testing/selftests/openat2/Makefile
> > new file mode 100644
> > index ..8235a49928f6
> > --- /dev/null
> > +++
On Tue, 2019-06-04 at 08:00:33 UTC, Krzysztof Kozlowski wrote:
> Remove the CONFIG_UEVENT_HELPER_PATH because:
> 1. It is disabled since commit 1be01d4a5714 ("driver: base: Disable
>CONFIG_UEVENT_HELPER by default") as its dependency (UEVENT_HELPER) was
>made default to 'n',
> 2. It is not
On Tue, 2019-06-04 at 05:42:57 UTC, Anton Blanchard wrote:
> latencytop adds almost 4kB to each and every task struct and as such
> it doesn't deserve to be in our defconfigs.
>
> Signed-off-by: Anton Blanchard
Applied to powerpc next, thanks.
On Fri, 2019-06-14 at 10:16:23 UTC, Christophe Leroy wrote:
> This patch modifies the generation of uImage by handing over
> the selected compression type instead of forcing gzip
>
> Signed-off-by: Christophe Leroy
Series applied to powerpc next, thanks.
On Tue, 2019-07-02 at 15:47:45 UTC, sathn...@linux.vnet.ibm.com wrote:
> From: Satheesh Rajendran
>
> Enable CONFIG_IPV6 in ppc64_defconfig to enable
> certain network functionalities required for tests.
>
> Signed-off-by: Michael Ellerman
> Signed-off-by: Satheesh Rajendran
Applied to
On Tue, 2019-04-16 at 15:28:57 UTC, Nishad Kamdar wrote:
> This patch corrects the SPDX License Identifier style
> in the powerpc Hardware Architecture related files.
>
> Suggested-by: Joe Perches
> Signed-off-by: Nishad Kamdar
> Acked-by: Andrew Donnellan
Applied to powerpc next, thanks.
On Tue, 2019-05-21 at 13:13:24 UTC, Masahiro Yamada wrote:
> With CONFIG_OPTIMIZE_INLINING enabled, Laura Abbott reported error
> with gcc 9.1.1:
>
> arch/powerpc/mm/book3s64/radix_tlb.c: In function '_tlbiel_pid':
> arch/powerpc/mm/book3s64/radix_tlb.c:104:2: warning: asm operand 3 probably
On Tue, 2019-05-14 at 09:05:16 UTC, Christophe Leroy wrote:
> This patch drops the assembly PPC64 version of flush_dcache_range()
> and re-uses the PPC32 static inline version.
>
> With GCC 8.1, the following code is generated:
>
> void flush_test(unsigned long start, unsigned long stop)
> {
>
On Mon, 2019-07-01 at 14:33:38 UTC, "Aneesh Kumar K.V" wrote:
> Allocation from altmap area can fail based on vmemmap page size used. Add
> kernel
> info message to indicate the failure. That allows the user to identify
> whether they
> are really using persistent memory reserved space for
On Tue, 2019-05-07 at 06:25:58 UTC, Alexey Kardashevskiy wrote:
> The commit 8617a5c5bc00 ("powerpc/dma: handle iommu bypass in
> dma_iommu_ops") merged direct DMA ops into the IOMMU DMA ops allowing
> SWIOTLB as well but only for mapping; the unmapping and bouncing parts
> were left unmodified.
>
On Fri, 2019-05-03 at 06:40:15 UTC, Christophe Leroy wrote:
> PPC_HA() PPC_HI() and PPC_LO() macros are nice macros. Move them
> from module64.c to ppc-opcode.h in order to use them in other places.
>
> Signed-off-by: Christophe Leroy
Series applied to powerpc next, thanks.
On Fri, 2019-06-07 at 06:44:07 UTC, "Aneesh Kumar K.V" wrote:
> The device tree node is documented as below:
>
> âibm,cache-flush-requiredâ:
> property name indicates Cache Flush Required for this Persistent Memory
> Segment to persist memory
> prop-encoded-array: None, this is a name only
On Fri, 2019-06-07 at 06:45:11 UTC, "Aneesh Kumar K.V" wrote:
> SCM_READ/WRITE_MEATADATA hcall supports multibyte read/write. This patch
> updates the metadata read/write to use 1, 2, 4 or 8 byte read/write as
> mentioned in PAPR document.
>
> READ/WRITE_METADATA hcall supports the 1, 2, 4, or 8
On Mon, 2019-07-01 at 14:36:24 UTC, "Aneesh Kumar K.V" wrote:
> If we fail to parse the associativity array we should default to
> NUMA_NO_NODE instead of NODE 0. Rest of the code fallback to the
> right default if we find the numa node value NUMA_NO_NODE.
>
> Signed-off-by: Aneesh Kumar K.V
On Wed, 2019-07-03 at 17:03:54 UTC, "Naveen N. Rao" wrote:
> Introduce macros to encode the DTL enable mask fields and use those
> instead of hardcoding numbers.
>
> Acked-by: Nathan Lynch
> Signed-off-by: Naveen N. Rao
Series applied to powerpc next, thanks.
Signed-off-by: Sven Schnelle
---
arch/Kconfig | 3 +
arch/powerpc/Kconfig | 1 +
arch/powerpc/kernel/kexec_elf_64.c | 547 +
include/linux/kexec.h | 35 ++
kernel/Makefile| 1 +
On Wed, 2019-03-06 at 01:10:38 UTC, Suraj Jitindar Singh wrote:
> Commit ddf35cf3764b ("powerpc: Use barrier_nospec in copy_from_user()")
> Added barrier_nospec before loading from user-controller pointers.
> The intention was to order the load from the potentially user-controlled
> pointer vs a
On Fri, 2019-05-10 at 09:24:48 UTC, Christophe Leroy wrote:
> Cache instructions (dcbz, dcbi, dcbf and dcbst) take two registers
> that are summed to obtain the target address. Using 'Z' constraint
> and '%y0' argument gives GCC the opportunity to use both registers
> instead of only one with the
On Tue, 2019-05-14 at 06:03:00 UTC, "Aneesh Kumar K.V" wrote:
> Even when we have HugeTLB and THP disabled, kernel linear map can still be
> mapped with hugepages. This is only an issue with radix translation because
> hash
> MMU doesn't map kernel linear range in linux page table and other
On Fri, 2019-06-14 at 06:41:38 UTC, Christophe Leroy wrote:
> Only 8xx selects CPM1 and related CONFIG options are already
> in platforms/8xx/Kconfig
>
> Move the related C files to platforms/8xx/.
>
> Signed-off-by: Christophe Leroy
Series applied to powerpc next, thanks.
On Fri, 2019-06-07 at 06:47:05 UTC, "Aneesh Kumar K.V" wrote:
> We used uuid_parse to convert uuid string from device tree to two u64
> components. We want to make sure we look at the uuid read from device
> tree in an endian-neutral fashion. For now, I am picking little-endian
> to be format so
On Tue, 2016-12-20 at 14:02:17 UTC, Geliang Tang wrote:
> To make the code clearer, use rb_entry() instead of container_of() to
> deal with rbtree.
>
> Signed-off-by: Geliang Tang
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/c197922f0a8072d286dff8001f8ad0d4b95ec1dd
cheers
On Wed, 2019-07-03 at 16:04:13 UTC, "Enrico Weigelt, metux IT consult" wrote:
> Formatting of Kconfig files doesn't look so pretty, so let the
> Great White Handkerchief come around and clean it up.
>
> Also convert "---help---" as requested on lkml.
>
> Signed-off-by: Enrico Weigelt, metux IT
On 07/05/2019 04:00 PM, Masami Hiramatsu wrote:
> Hi Anshuman,
Hello Masami,
>
> On Fri, 5 Jul 2019 11:00:29 +0530
> Anshuman Khandual wrote:
>
>> Architectures like parisc enable CONFIG_KROBES without having a definition
>> for kprobe_fault_handler() which results in a build failure.
>
On 7/6/19 8:18 PM, Nayna Jain wrote:
The nr_allocated_banks and allocated banks are initialized as part of
tpm_chip_register. Currently, this is done as part of auto startup
function. However, some drivers, like the ibm vtpm driver, do not run
auto startup during initialization. This results in
Christophe Leroy writes:
> To increase readability/maintainability, replace hard coded
> instructions values by symbolic names.
>
> Signed-off-by: Christophe Leroy
> ---
> v3: fixed warning by adding () in an 'if' around X | Y (unlike said in v2
> history, this change was forgotten in v2)
> v2:
Hi Aleksa,
A few minor comments below.
Aleksa Sarai writes:
> diff --git a/tools/testing/selftests/openat2/Makefile
> b/tools/testing/selftests/openat2/Makefile
> new file mode 100644
> index ..8235a49928f6
> --- /dev/null
> +++ b/tools/testing/selftests/openat2/Makefile
> @@ -0,0
On Tue, 2019-05-28 at 03:29:25 UTC, Stewart Smith wrote:
> If the previous comment made sense, continue debugging or call your
> doctor immediately.
>
> Signed-off-by: Stewart Smith
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/41732bdc9ccd26829cf647711c4b93384e03e529
On Tue, 2019-05-28 at 05:36:24 UTC, "Aneesh Kumar K.V" wrote:
> This fixes kernel crash that arises due to not handling page table allocation
> failures while allocating hugetlb page table.
>
> Fixes: e2b3d202d1db ("powerpc: Switch 16GB and 16MB explicit hugepages to a
> different page table
On Wed, 2019-06-26 at 02:37:46 UTC, Alexey Kardashevskiy wrote:
> The pseries platform uses the PCI_PROBE_DEVTREE method of PCI probing
> which reads "assigned-addresses" of every PCI device and initializes
> the device resources. However if the property is missing or zero sized,
> then there is
On Fri, 2019-06-28 at 06:53:00 UTC, Alexey Kardashevskiy wrote:
> The powernv platform uses @dma_iommu_ops for non-bypass DMA. These ops
> need an iommu_table pointer which is stored in
> dev->archdata.iommu_table_base. It is initialized during
> pcibios_setup_device() which handles boot time
On Mon, 2019-07-01 at 14:34:41 UTC, "Aneesh Kumar K.V" wrote:
> With hash translation and 4K PAGE_SIZE config, we need to make sure we don't
> use 64K page size for vmemmap.
>
> Signed-off-by: Aneesh Kumar K.V
Series applied to powerpc next, thanks.
On 7/6/19 1:56 PM, Christophe Leroy wrote:
>
>
> Le 03/07/2019 à 08:20, Ravi Bangoria a écrit :
>>
>>
>> On 6/28/19 9:25 PM, Christophe Leroy wrote:
>>> On 8xx, breakpoints stop after executing the instruction, so
>>> stepping/emulation is not needed. Move it into a sub-function and
>>>
On Thu, 2019-06-20 at 06:00:40 UTC, Michael Neuling wrote:
> When emulating tsr, treclaim and trechkpt, we incorrectly set CR0. The
> code currently sets:
> CR0 <- 00 || MSR[TS]
> but according to the ISA it should be:
> CR0 <- 0 || MSR[TS] || 0
>
> This fixes the bit shift to put the
On Mon, 2019-07-01 at 14:37:00 UTC, "Aneesh Kumar K.V" wrote:
> __kernel_virt_size is not used anymore.
>
> Signed-off-by: Aneesh Kumar K.V
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/b8c8a524ccad1244916a203ae40292e2786e1b26
cheers
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