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| author |   Linus Torvalds <torvalds@linux-foundation.org> | 2016-10-21 19:13:00 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-10-21 19:13:00 -0700 |
| commit | dcd4693cf47801b7d988ea897519de90dfd25d17 (patch) | |
| tree | 2bbbe4aa9f367dfce81c014a740a8e6a0b604309 /Documentation | |
| parent | Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm (diff) | |
| parent | powerpc: Ignore the pkey system calls for now (diff) | |
| download | linux-dev-dcd4693cf47801b7d988ea897519de90dfd25d17.tar.xz linux-dev-dcd4693cf47801b7d988ea897519de90dfd25d17.zip | |
Merge tag 'powerpc-4.9-3' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux
Pull powerpc fixes from Michael Ellerman:
"Fixes marked for stable:
- Prevent unlikely crash in copro_calculate_slb() (Frederic Barrat)
- cxl: Prevent adapter reset if an active context exists (Vaibhav Jain)
Fixes for code merged this cycle:
- Fix boot on systems with uncompressed kernel image (Heiner Kallweit)
- Drop dump_numa_memory_topology() (Michael Ellerman)
- Fix numa topology console print (Aneesh Kumar K.V)
- Ignore the pkey system calls for now (Stephen Rothwell)"
* tag 'powerpc-4.9-3' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
powerpc: Ignore the pkey system calls for now
powerpc: Fix numa topology console print
powerpc/mm: Drop dump_numa_memory_topology()
cxl: Prevent adapter reset if an active context exists
powerpc/boot: Fix boot on systems with uncompressed kernel image
powerpc/mm: Prevent unlikely crash in copro_calculate_slb()
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-class-cxl | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-cxl b/Documentation/ABI/testing/sysfs-class-cxl index 4ba0a2a61926..640f65e79ef1 100644 --- a/Documentation/ABI/testing/sysfs-class-cxl +++ b/Documentation/ABI/testing/sysfs-class-cxl @@ -220,8 +220,11 @@ What: /sys/class/cxl/<card>/reset Date: October 2014 Contact: linuxppc-dev@lists.ozlabs.org Description: write only - Writing 1 will issue a PERST to card which may cause the card - to reload the FPGA depending on load_image_on_perst. + Writing 1 will issue a PERST to card provided there are no + contexts active on any one of the card AFUs. This may cause + the card to reload the FPGA depending on load_image_on_perst. + Writing -1 will do a force PERST irrespective of any active + contexts on the card AFUs. Users: https://github.com/ibm-capi/libcxl What: /sys/class/cxl/<card>/perst_reloads_same_image (not in a guest) |