ust
drop it for 64bit.
Fixes: caf6f9c8a326 ("asm-generic: Remove unneeded
__ARCH_WANT_SYS_LLSEEK macro")
Signed-off-by: Michal Suchanek
---
v5: update commit message.
---
arch/powerpc/kernel/syscalls/syscall.tbl | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/a
conditionals
- remove some ifdefs or convert to IS_DEFINED where possible
Changes in v4:
- cleanup is_32bit_task and current_is_64bit
- more makefile cleanup
Changes in v5:
- more current_is_64bit cleanup
- split off callchain.c 32bit and 64bit parts
Michal Suchanek (5):
powerpc: make llseek
Fixes the following warning on !ACPI systems:
drivers/soundwire/slave.c:16:12: warning: ‘sdw_slave_add’ defined but
not used [-Wunused-function]
static int sdw_slave_add(struct sdw_bus *bus,
^
Signed-off-by: Michal Suchanek
---
drivers/soundwire/slave.c | 2 +-
1 file
There are numerous references to 32bit functions in generic and 64bit
code so ifdef them out.
Signed-off-by: Michal Suchanek
---
v2:
- fix 32bit ifdef condition in signal.c
- simplify the compat ifdef condition in vdso.c - 64bit is redundant
- simplify the compat ifdef condition in callchain.c
Building callchain.c with !COMPAT proved quite ugly with all the
defines. Splitting out the 32bit and 64bit parts looks better.
No code change intended.
Signed-off-by: Michal Suchanek
---
v6:
- move current_is_64bit consolidetaion to earlier patch
- move defines to the top of callchain_32.c
There are two almost identical copies for 32bit and 64bit.
The function is used only in 32bit code which will be split out in next
patch so consolidate to one function.
Signed-off-by: Michal Suchanek
---
new patch in v6
---
arch/powerpc/perf/callchain.c | 25 +
1 file
ust
drop it for 64bit.
Fixes: caf6f9c8a326 ("asm-generic: Remove unneeded __ARCH_WANT_SYS_LLSEEK
macro")
Link: https://lore.kernel.org/lkml/20190828151552.ga16...@infradead.org/
Link: https://lore.kernel.org/lkml/20190829214319.498c7de2@naga/
Signed-off-by: Michal Suchanek
---
v5: upd
On bigendian ppc64 it is common to have 32bit legacy binaries but much
less so on littleendian.
Signed-off-by: Michal Suchanek
---
v3: make configurable
---
arch/powerpc/Kconfig | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
- consolidate read_user_stack_32
- fix some checkpatch warnings
Michal Suchanek (6):
powerpc: make llseek 32bit-only.
powerpc: move common register copy functions from signal_32.c to
signal.c
powerpc/perf: consolidate read_user_stack_32
powerpc/64: make buildable without
These functions are required for 64bit as well.
Signed-off-by: Michal Suchanek
---
arch/powerpc/kernel/signal.c| 141
arch/powerpc/kernel/signal_32.c | 140 ---
2 files changed, 141 insertions(+), 140 deletions(-)
diff --git
.
Link: https://lore.kernel.org/lkml/20190828151552.ga16...@infradead.org/
Link: https://lore.kernel.org/lkml/20190829214319.498c7de2@naga/
Signed-off-by: Michal Suchanek
---
arch/arm/include/asm/unistd.h| 1 +
arch/arm64/include/asm/unistd.h | 1 +
arch/csky/include/asm/unistd.h
ek syscall from the 64bit
syscall tables and building the llseek interface unconditionally.
Link: https://lore.kernel.org/lkml/20190828151552.ga16...@infradead.org/
Link: https://lore.kernel.org/lkml/20190829214319.498c7de2@naga/
Signed-off-by: Michal Suchanek
---
arch/powerpc/include/asm/unistd.h
interface unconditionally.
Link: https://lore.kernel.org/lkml/20190828151552.ga16...@infradead.org/
Link: https://lore.kernel.org/lkml/20190829214319.498c7de2@naga/
Signed-off-by: Michal Suchanek
Reviewed-by: Arnd Bergmann
---
arch/powerpc/include/asm/unistd.h | 1 +
fs/read_write.c
On bigendian ppc64 it is common to have 32bit legacy binaries but much
less so on littleendian.
Signed-off-by: Michal Suchanek
Reviewed-by: Christophe Leroy
---
v3: make configurable
---
arch/powerpc/Kconfig | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc
There are two almost identical copies for 32bit and 64bit.
The function is used only in 32bit code which will be split out in next
patch so consolidate to one function.
Signed-off-by: Michal Suchanek
Reviewed-by: Christophe Leroy
---
new patch in v6
---
arch/powerpc/perf/callchain.c | 25
- consolidate read_user_stack_32
- fix some checkpatch warnings
Changes in v7:
- add back __ARCH_WANT_SYS_LLSEEK to fix build with llseek
- remove leftover hunk
- add review tags
Michal Suchanek (6):
powerpc: Add back __ARCH_WANT_SYS_LLSEEK macro
powerpc: move common register copy
There are numerous references to 32bit functions in generic and 64bit
code so ifdef them out.
Signed-off-by: Michal Suchanek
---
v2:
- fix 32bit ifdef condition in signal.c
- simplify the compat ifdef condition in vdso.c - 64bit is redundant
- simplify the compat ifdef condition in callchain.c
These functions are required for 64bit as well.
Signed-off-by: Michal Suchanek
Reviewed-by: Christophe Leroy
---
arch/powerpc/kernel/signal.c| 141
arch/powerpc/kernel/signal_32.c | 140 ---
2 files changed, 141 insertions
Building callchain.c with !COMPAT proved quite ugly with all the
defines. Splitting out the 32bit and 64bit parts looks better.
No code change intended.
Signed-off-by: Michal Suchanek
Reviewed-by: Christophe Leroy
---
v6:
- move current_is_64bit consolidetaion to earlier patch
- move defines
This reverts commit 6fbcdd59094ade30db63f32316e9502425d7b256.
Not needed. Data handled by raw_copy_in_user must be loaded through
copy_from_user to be used in the kernel which already has the barrier.
Signed-off-by: Michal Suchanek
---
arch/powerpc/include/asm/uaccess.h | 1 -
1 file changed
There are two almost identical copies for 32bit and 64bit.
The function is used only in 32bit code which will be split out in next
patch so consolidate to one function.
Signed-off-by: Michal Suchanek
Reviewed-by: Christophe Leroy
---
v6: new patch
v8: move the consolidated function out
interface unconditionally.
Link: https://lore.kernel.org/lkml/20190828151552.ga16...@infradead.org/
Link: https://lore.kernel.org/lkml/20190829214319.498c7de2@naga/
Signed-off-by: Michal Suchanek
Reviewed-by: Arnd Bergmann
---
arch/powerpc/include/asm/unistd.h | 1 +
fs/read_write.c
Building callchain.c with !COMPAT proved quite ugly with all the
defines. Splitting out the 32bit and 64bit parts looks better.
No code change intended.
Signed-off-by: Michal Suchanek
---
v6:
- move current_is_64bit consolidetaion to earlier patch
- move defines to the top of callchain_32.c
There are numerous references to 32bit functions in generic and 64bit
code so ifdef them out.
Signed-off-by: Michal Suchanek
---
v2:
- fix 32bit ifdef condition in signal.c
- simplify the compat ifdef condition in vdso.c - 64bit is redundant
- simplify the compat ifdef condition in callchain.c
Merge the 32bit and 64bit version.
Halve the check constants on 32bit.
Use STACK_TOP since it is defined.
This removes a page from the valid 32bit area on 64bit:
#define TASK_SIZE_USER32 (0x0001UL - (1 * PAGE_SIZE))
#define STACK_TOP_USER32 TASK_SIZE_USER32
Signed-off-by: Michal
On bigendian ppc64 it is common to have 32bit legacy binaries but much
less so on littleendian.
Signed-off-by: Michal Suchanek
Reviewed-by: Christophe Leroy
---
v3: make configurable
---
arch/powerpc/Kconfig | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc
callchain.c
- fix build errors/warnings with PPC64 !COMPAT and PPC32
Michal Suchanek (7):
powerpc: Add back __ARCH_WANT_SYS_LLSEEK macro
powerpc: move common register copy functions from signal_32.c to
signal.c
powerpc/perf: consolidate read_user_stack_32
powerpc/perf: consolidate
These functions are required for 64bit as well.
Signed-off-by: Michal Suchanek
Reviewed-by: Christophe Leroy
---
arch/powerpc/kernel/signal.c| 141
arch/powerpc/kernel/signal_32.c | 140 ---
2 files changed, 141 insertions
Suggested-by: Christophe Leroy
Signed-off-by: Michal Suchanek
---
arch/powerpc/perf/callchain.c | 14 +-
1 file changed, 1 insertion(+), 13 deletions(-)
diff --git a/arch/powerpc/perf/callchain.c b/arch/powerpc/perf/callchain.c
index 8f30f1b47c78..dd5051015008 100644
--- a/arch/powerpc/perf/c
There are two almost identical copies for 32bit and 64bit.
The function is used only in 32bit code which will be split out in next
patch so consolidate to one function.
Signed-off-by: Michal Suchanek
Reviewed-by: Christophe Leroy
---
v6: new patch
v8: move the consolidated function out
There are numerous references to 32bit functions in generic and 64bit
code so ifdef them out.
Signed-off-by: Michal Suchanek
---
v2:
- fix 32bit ifdef condition in signal.c
- simplify the compat ifdef condition in vdso.c - 64bit is redundant
- simplify the compat ifdef condition in callchain.c
interface unconditionally.
Link: https://lore.kernel.org/lkml/20190828151552.ga16...@infradead.org/
Link: https://lore.kernel.org/lkml/20190829214319.498c7de2@naga/
Signed-off-by: Michal Suchanek
Reviewed-by: Arnd Bergmann
---
arch/powerpc/include/asm/unistd.h | 1 +
fs/read_write.c
Building callchain.c with !COMPAT proved quite ugly with all the
defines. Splitting out the 32bit and 64bit parts looks better.
No code change intended.
Signed-off-by: Michal Suchanek
---
v6:
- move current_is_64bit consolidetaion to earlier patch
- move defines to the top of callchain_32.c
These functions are required for 64bit as well.
Signed-off-by: Michal Suchanek
Reviewed-by: Christophe Leroy
---
arch/powerpc/kernel/signal.c| 141
arch/powerpc/kernel/signal_32.c | 140 ---
2 files changed, 141 insertions
Suggested-by: Christophe Leroy
Signed-off-by: Michal Suchanek
---
arch/powerpc/perf/callchain.c | 17 +
1 file changed, 1 insertion(+), 16 deletions(-)
diff --git a/arch/powerpc/perf/callchain.c b/arch/powerpc/perf/callchain.c
index 7863ee0a0e69..fbf76cb01026 100644
--- a/arch/powerpc/perf/c
On bigendian ppc64 it is common to have 32bit legacy binaries but much
less so on littleendian.
Signed-off-by: Michal Suchanek
Reviewed-by: Christophe Leroy
---
v3: make configurable
---
arch/powerpc/Kconfig | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc
callchain.c
- fix build errors/warnings with PPC64 !COMPAT and PPC32
Changes in v9:
- remove current_is_64bit()
Michal Suchanek (8):
powerpc: Add back __ARCH_WANT_SYS_LLSEEK macro
powerpc: move common register copy functions from signal_32.c to
signal.c
powerpc/perf: consolidate
Merge the 32bit and 64bit version.
Halve the check constants on 32bit.
Use STACK_TOP since it is defined.
This removes a page from the valid 32bit area on 64bit:
#define TASK_SIZE_USER32 (0x0001UL - (1 * PAGE_SIZE))
#define STACK_TOP_USER32 TASK_SIZE_USER32
Signed-off-by: Michal
Now devicetree is supposrted for probing sondwire as well.
Fixes: a2e484585ad3 ("soundwire: core: add device tree support for slave
devices")
Signed-off-by: Michal Suchanek
---
drivers/soundwire/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers
ation")
Signed-off-by: Michal Suchanek
---
drivers/soundwire/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/soundwire/Kconfig b/drivers/soundwire/Kconfig
index f518273cfbe3..c73bfbaa2659 100644
--- a/drivers/soundwire/Kconfig
+++ b/drivers/soundwire/Kconfig
@@ -5,6 +5,7 @@
: Add Master registration")
Signed-off-by: Michal Suchanek
---
drivers/soundwire/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/soundwire/Kconfig b/drivers/soundwire/Kconfig
index f518273cfbe3..c73bfbaa2659 100644
--- a/drivers/soundwire/Kconfig
+++ b/drivers/soundwi
Signed-off-by: Michal Suchanek
---
drivers/soundwire/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/soundwire/Kconfig b/drivers/soundwire/Kconfig
index c73bfbaa2659..c8c80df090d1 100644
--- a/drivers/soundwire/Kconfig
+++ b/drivers/soundwire/Kconfig
@@ -5,7 +5,7 @@
These functions are required for 64bit as well.
Signed-off-by: Michal Suchanek
---
arch/powerpc/kernel/signal.c| 141
arch/powerpc/kernel/signal_32.c | 140 ---
2 files changed, 141 insertions(+), 140 deletions(-)
diff --git
ppc32le was never really a thing. Endian swap is already disabled by
default so this 32bit support is kind of useless on ppc64le.
Signed-off-by: Michal Suchanek
---
arch/powerpc/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/Kconfig b/arch/powerpc
64bit !COMPAT does not build because the llseek syscall is in the tables.
Signed-off-by: Michal Suchanek
---
fs/read_write.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/fs/read_write.c b/fs/read_write.c
index 5bbf587f5bc1..9db56931eb26 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
There are numerous references to 32bit functions in generic and 64bit
code so ifdef them out.
Signed-off-by: Michal Suchanek
---
arch/powerpc/include/asm/syscall.h | 2 ++
arch/powerpc/kernel/Makefile | 15 ---
arch/powerpc/kernel/entry_64.S | 2 ++
arch/powerpc/kernel
in the syscal tables making it
32bit-only so I suppose it should be available on 64bit as well.
This is tested on ppc64le top of
https://patchwork.ozlabs.org/cover/1141078/
https://patchwork.ozlabs.org/cover/1153556/
https://patchwork.ozlabs.org/cover/1150815/
Thanks
Michal
Michal Suchanek (4):
fs
64bit !COMPAT does not build because the llseek syscall is in the tables.
Signed-off-by: Michal Suchanek
---
fs/read_write.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/fs/read_write.c b/fs/read_write.c
index 5bbf587f5bc1..9db56931eb26 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
There are numerous references to 32bit functions in generic and 64bit
code so ifdef them out.
Signed-off-by: Michal Suchanek
---
v2:
- fix 32bit ifdef condition in signal.c
- simplify the compat ifdef condition in vdso.c - 64bit is redundant
- simplify the compat ifdef condition in callchain.c
in the syscal tables making it
32bit-only so I suppose it should be available on 64bit as well.
This is tested on ppc64le top of
https://patchwork.ozlabs.org/cover/1153556/
Changes in v2: saner CONFIG_COMPAT ifdefs
Thanks
Michal
Michal Suchanek (4):
fs: always build llseek.
powerpc: move common
ppc32le was never really a thing. Endian swap is already disabled by
default so this 32bit support is kind of useless on ppc64le.
Signed-off-by: Michal Suchanek
---
arch/powerpc/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/Kconfig b/arch/powerpc
These functions are required for 64bit as well.
Signed-off-by: Michal Suchanek
---
arch/powerpc/kernel/signal.c| 141
arch/powerpc/kernel/signal_32.c | 140 ---
2 files changed, 141 insertions(+), 140 deletions(-)
diff --git
was merged up to 5.3-rc6.
Signed-off-by: Michal Suchanek
---
drivers/bluetooth/btusb.c | 5 -
1 file changed, 5 deletions(-)
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 5cf0734eb31b..5c67d41ca254 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
conditionals
- remove some ifdefs or convert to IS_DEFINED where possible
Michal Suchanek (4):
powerpc: make llseek 32bit-only.
powerpc: move common register copy functions from signal_32.c to
signal.c
powerpc/64: make buildable without CONFIG_COMPAT
powerpc/64: Make COMPAT user
Fixes: aff850393200 ("powerpc: add system call table generation support")
Signed-off-by: Michal Suchanek
---
arch/powerpc/kernel/syscalls/syscall.tbl | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/kernel/syscalls/syscall.tbl
b/arch/powerpc/kerne
There are numerous references to 32bit functions in generic and 64bit
code so ifdef them out.
Signed-off-by: Michal Suchanek
---
v2:
- fix 32bit ifdef condition in signal.c
- simplify the compat ifdef condition in vdso.c - 64bit is redundant
- simplify the compat ifdef condition in callchain.c
On bigendian ppc64 it is common to have 32bit legacy binaries but much
less so on littleendian.
Signed-off-by: Michal Suchanek
---
v3: make configurable
---
arch/powerpc/Kconfig | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
These functions are required for 64bit as well.
Signed-off-by: Michal Suchanek
---
arch/powerpc/kernel/signal.c| 141
arch/powerpc/kernel/signal_32.c | 140 ---
2 files changed, 141 insertions(+), 140 deletions(-)
diff --git
in the future.
With this patch sysfs files are available whenever fadump is supported
by firmware.
Signed-off-by: Michal Suchanek
---
v2: move the sysfs initialization earlier to avoid condition nesting
---
arch/powerpc/kernel/fadump.c | 15 +--
1 file changed, 9 insertions(+), 6 deletions
Fixes: aff850393200 ("powerpc: add system call table generation support")
Signed-off-by: Michal Suchanek
---
arch/powerpc/kernel/syscalls/syscall.tbl | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/kernel/syscalls/syscall.tbl
b/arch/powerpc/kerne
There are numerous references to 32bit functions in generic and 64bit
code so ifdef them out.
Signed-off-by: Michal Suchanek
---
v2:
- fix 32bit ifdef condition in signal.c
- simplify the compat ifdef condition in vdso.c - 64bit is redundant
- simplify the compat ifdef condition in callchain.c
On bigendian ppc64 it is common to have 32bit legacy binaries but much
less so on littleendian.
Signed-off-by: Michal Suchanek
---
v3: make configurable
---
arch/powerpc/Kconfig | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
These functions are required for 64bit as well.
Signed-off-by: Michal Suchanek
---
arch/powerpc/kernel/signal.c| 141
arch/powerpc/kernel/signal_32.c | 140 ---
2 files changed, 141 insertions(+), 140 deletions(-)
diff --git
conditionals
- remove some ifdefs or convert to IS_DEFINED where possible
Changes in v4:
- cleanup is_32bit_task and current_is_64bit
- more makefile cleanup
Michal Suchanek (4):
powerpc: make llseek 32bit-only.
powerpc: move common register copy functions from signal_32.c to
signal.c
ned-off-by: Michal Suchanek
---
Makefile | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Makefile b/Makefile
index f125625efd60..641ec413c2a6 100644
--- a/Makefile
+++ b/Makefile
@@ -846,7 +846,7 @@ NOSTDINC_FLAGS += -nostdinc -isystem $(shell $(CC)
-print-file-name=incl
Build with recent compiler results in numerous fallthrough warnings.
The code looks correct to me so just adding the comments to quiet gcc.
Please review if the fallthrough was really intentional.
Thanks
Michal
Michal Suchanek (3):
scsi: cxlflash: Fix fallthrough warnings.
scsi: ibmvfc
Add fallthrough comments where they are missing.
Signed-off-by: Michal Suchanek
---
drivers/scsi/ibmvscsi/ibmvfc.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index 8cdbac076a1b..2a06a5b4d3a5 100644
--- a/drivers/scsi
Add fallthrough comments where they are missing.
Signed-off-by: Michal Suchanek
---
drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
index 7f9535392a93
Add fallthrough comments where missing.
Signed-off-by: Michal Suchanek
---
drivers/scsi/cxlflash/main.c | 8
1 file changed, 8 insertions(+)
diff --git a/drivers/scsi/cxlflash/main.c b/drivers/scsi/cxlflash/main.c
index b1f4724efde2..f402fa9a7bec 100644
--- a/drivers/scsi/cxlflash
-by: Michal Suchanek
---
Documentation/filesystems/locking.rst | 2 ++
fs/block_dev.c| 21 +
include/linux/blkdev.h| 1 +
3 files changed, 20 insertions(+), 4 deletions(-)
diff --git a/Documentation/filesystems/locking.rst
b
Use the autoclose IOCLT provided by cdrom driver to wait for drive to
close in open_finish, and attempt to open once more after the door
closes.
Signed-off-by: Michal Suchanek
---
drivers/scsi/sr.c | 54 ---
1 file changed, 42 insertions(+), 12
This IOCTL will be used internally by the sr driver but there is no
reason to not document it for userspace.
Signed-off-by: Michal Suchanek
---
Documentation/ioctl/cdrom.rst | 25 +
1 file changed, 25 insertions(+)
diff --git a/Documentation/ioctl/cdrom.rst b
mount
or dd which has no business knowing which devices are CD-roms and where
the autoclose setting is in the kernel.
Michal Suchanek (8):
cdrom: add poll_event_interruptible
cdrom: factor out common open_for_* code
cdrom: wait for the tray to close
cdrom: separate autoclose into an IOCTL
There is duplicate message about lack of support by firmware in
fadump_reserve_mem and setup_fadump. Due to different capitalization it
is clear that the one in setup_fadump is shown on boot. Remove the
duplicate that is not shown.
Signed-off-by: Michal Suchanek
---
arch/powerpc/kernel/fadump.c
in the future.
With this patch sysfs files are available whenever fadump is supported
by firmware.
Signed-off-by: Michal Suchanek
Acked-by: Hari Bathini
---
v2: move the sysfs initialization earlier to avoid condition nesting
rebase: on top of the powernv fadump support
---
arch/powerpc/kernel/fadump.c
This reverts commit 0b6cf6b97b7ef1fa3c7fefab0cac897a1c4a3400 to avoid following
crash:
BUG: Kernel NULL pointer dereference at 0x0012
Faulting instruction address: 0xc0897908
Oops: Kernel access of bad area, sig: 11 [#1]
LE PAGE_SIZE=64K MMU=Hash SMP NR_CPUS=2048 NUMA
The writecache driver does not handle asynchronous pmem. Reject it when
supplied as cache.
Link: https://lore.kernel.org/linux-nvdimm/87lfk5hahc@linux.ibm.com/
Fixes: 6e84200c0a29 ("virtio-pmem: Add virtio pmem driver")
Signed-off-by: Michal Suchanek
---
drivers/md/dm-writec
The writecache driver does not handle asynchronous pmem. Reject it when
supplied as cache.
Link: https://lore.kernel.org/linux-nvdimm/87lfk5hahc@linux.ibm.com/
Fixes: 6e84200c0a29 ("virtio-pmem: Add virtio pmem driver")
Signed-off-by: Michal Suchanek
---
drivers/md/dm-writec
The writecache driver does not handle asynchronous pmem. Reject it when
supplied as cache.
Link: https://lore.kernel.org/linux-nvdimm/87lfk5hahc@linux.ibm.com/
Fixes: 6e84200c0a29 ("virtio-pmem: Add virtio pmem driver")
Signed-off-by: Michal Suchanek
---
drivers/md/dm-writec
("powerpc/xmon: Setup debugger hooks when first
break-point is set")
Signed-off-by: Michal Suchanek
---
arch/powerpc/xmon/xmon.c | 21 +++--
1 file changed, 11 insertions(+), 10 deletions(-)
v2: calling force_enable_xmon in do_step is sufficient
diff --git a/arch/po
We now have barrier_nospec as mitigation so print it in
cpu_show_spectre_v1 when enabled.
Signed-off-by: Michal Suchanek
---
arch/powerpc/kernel/security.c | 5 -
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/kernel/security.c b/arch/powerpc/kernel/security.c
Signed-off-by: Michal Suchanek
---
drivers/dma/bcm2835-dma.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/dma/bcm2835-dma.c b/drivers/dma/bcm2835-dma.c
index ec8a291d62ba..e38b19dd2895 100644
--- a/drivers/dma/bcm2835-dma.c
+++ b/drivers/dma/bcm2835-dma.c
@@ -891,7 +891,6 @@ static
On 29 September 2014 10:54, Thierry Reding wrote:
> On Mon, Sep 29, 2014 at 10:27:41AM +0200, Geert Uytterhoeven wrote:
>> Hi Thierry,
>>
>> (CC linux-pm, as PM is the real reason behind disabling unused clocks)
>> (CC gregkh and lkml, for driver core)
>>
>> On Mon, Sep 29, 2014 at 10:06 AM,
On 24 July 2015 at 10:34, Marek Vasut wrote:
> On Thursday, July 23, 2015 at 07:03:47 PM, Michal Suchanek wrote:
>
> Hi!
>
> [...]
>
>> >>> It's probably slower to set up DMA for 2-byte commands but it might
>> >>> work nonetheless.
>> >&
On 27 July 2015 at 19:43, Marek Vasut wrote:
> On Monday, July 27, 2015 at 11:46:25 AM, Michal Suchanek wrote:
>> On 24 July 2015 at 10:34, Marek Vasut wrote:
>> > On Thursday, July 23, 2015 at 07:03:47 PM, Michal Suchanek wrote:
>> >
>> Ok, so here is some
On 27 July 2015 at 22:39, Brian Norris wrote:
> On Mon, Jul 27, 2015 at 08:30:43PM -0000, Michal Suchanek wrote:
> ...
>> The controller-data node contains no partition information and no other
>> subnodes with partition information exist.
>>
>> The ofp
On 28 July 2015 at 16:33, Marek Vasut wrote:
> On Tuesday, July 28, 2015 at 11:07:57 AM, Michal Suchanek wrote:
>> This 1.8V SPI NOR flash is found on ARM Chromebook XE303C and reads
>> something like 25LQ32VIG in the middle.
>>
>> Signed-off-by: Michal Suchanek
>
On 28 July 2015 at 16:38, Marek Vasut wrote:
> On Tuesday, July 28, 2015 at 04:36:29 PM, Michal Suchanek wrote:
>> On 28 July 2015 at 16:33, Marek Vasut wrote:
>> > On Tuesday, July 28, 2015 at 11:07:57 AM, Michal Suchanek wrote:
>> >> This 1.8V SPI NOR flash is
On 28 July 2015 at 20:15, Marek Vasut wrote:
> On Tuesday, July 28, 2015 at 11:23:02 AM, Michal Suchanek wrote:
>> The spi_nor read and write functions pass thru the mtd retlen to the
>> chip-specific read and write function. This makes it difficult to check
>> for err
Hello,
On 4 August 2015 at 19:59, R, Vignesh wrote:
>
>
> On 8/4/2015 9:21 PM, Mark Brown wrote:
>> On Mon, Aug 03, 2015 at 10:27:19AM +0530, Vignesh R wrote:
>>
>>> @use_mmap_mode: Some SPI controller chips are optimized for interacting
>>> with serial flash memories. These chips have memory
On 5 August 2015 at 07:35, Vignesh R wrote:
>
>
> On 08/05/2015 10:51 AM, Michal Suchanek wrote:
>> Hello,
>>
>> On 4 August 2015 at 19:59, R, Vignesh wrote:
>>>
>>>
>>> On 8/4/2015 9:21 PM, Mark Brown wrote:
>>>> On Mon, Aug 03
On 4 August 2015 at 18:42, Marek Vasut wrote:
> On Tuesday, August 04, 2015 at 08:42:51 AM, Michal Suchanek wrote:
>> On 3 August 2015 at 23:46, Marek Vasut wrote:
>> > On Monday, August 03, 2015 at 08:39:01 PM, Michal Suchanek wrote:
>> >> Change the retur
On 5 August 2015 at 13:50, Mark Brown wrote:
> On Tue, Aug 04, 2015 at 11:29:52PM +0530, R, Vignesh wrote:
>> On 8/4/2015 9:21 PM, Mark Brown wrote:
>> > On Mon, Aug 03, 2015 at 10:27:19AM +0530, Vignesh R wrote:
>
>> > I still can't tell from the above what this interface is supposed to do.
>> >
On 5 August 2015 at 14:44, Mark Brown wrote:
> On Wed, Aug 05, 2015 at 02:40:01PM +0200, Michal Suchanek wrote:
>> On 5 August 2015 at 13:50, Mark Brown wrote:
>
>> > As far as I can tell you want to set a per spi_message flag saying that
>> > the message is a flash
On 6 August 2015 at 11:02, Mark Brown wrote:
> On Wed, Aug 05, 2015 at 02:56:09PM +0200, Michal Suchanek wrote:
>> On 5 August 2015 at 14:44, Mark Brown wrote:
>> > On Wed, Aug 05, 2015 at 02:40:01PM +0200, Michal Suchanek wrote:
>
>> >> I don't think sending 03
On 6 August 2015 at 12:22, Russell King - ARM Linux
wrote:
> On Thu, Aug 06, 2015 at 12:01:37PM +0200, Michal Suchanek wrote:
>> Disclaimer: I am not familiar with the hardware for which this patch
>> adds support.
>>
>> However, I am familiar m25p80.c and as I u
On 6 August 2015 at 13:23, Mark Brown wrote:
> On Thu, Aug 06, 2015 at 12:01:37PM +0200, Michal Suchanek wrote:
>
>> However, I am familiar m25p80.c and as I understand it the controller
>> is basically supposed to implement m25p80.c in hardware when this flag
>> is set.
On 6 August 2015 at 18:14, Geert Uytterhoeven wrote:
> On Thu, Aug 6, 2015 at 3:51 PM, Russell King - ARM Linux
> wrote:
>> On Thu, Aug 06, 2015 at 05:55:23PM +0530, Vignesh R wrote:
>>> On the whole following are my requirements:
>>> 1. to be able to communicate with non -flash SPI devices via
On 6 August 2015 at 23:33, Russell King - ARM Linux
wrote:
> On Thu, Aug 06, 2015 at 06:14:00PM +0200, Geert Uytterhoeven wrote:
>> On Thu, Aug 6, 2015 at 3:51 PM, Russell King - ARM Linux
>> wrote:
>> > On Thu, Aug 06, 2015 at 05:55:23PM +0530, Vignesh R wrote:
>> >> On the whole following are
er_size;
>spi_message_add_tail([2], );
> spi_sync(spi, );
>
> On the spi-master side the driver would need to run:
> * if the spi-message (in this case the first byte) matches
>the "allowed" command pattern:
There is no 'allowed' pattern. Any message l
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