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[PATCH 4.4-cip 10/23] drm/radeon: don't include RADEON_HPD_NONE in HPD IRQ enable bitsets
From: Nicolai Stange <nicstange@...>
commit b2c0cbd657173f024138d6421774007690ceeffd upstream.
The values of all but the RADEON_HPD_NONE members of the radeon_hpd_id
enum transform 1:1 into
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From: Nicolai Stange <nicstange@...>
commit b2c0cbd657173f024138d6421774007690ceeffd upstream.
The values of all but the RADEON_HPD_NONE members of the radeon_hpd_id
enum transform 1:1 into
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By
Ben Hutchings <ben.hutchings@...>
·
#111
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[PATCH 4.4-cip 09/23] perf/x86/amd: Set the size of event map array to PERF_COUNT_HW_MAX
From: Adam Borowski <kilobyte@...>
commit 0a25556f84d5f79e68e9502bb1f32a43377ab2bf upstream.
The entry for PERF_COUNT_HW_REF_CPU_CYCLES is not used on AMD, but is
referenced by
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From: Adam Borowski <kilobyte@...>
commit 0a25556f84d5f79e68e9502bb1f32a43377ab2bf upstream.
The entry for PERF_COUNT_HW_REF_CPU_CYCLES is not used on AMD, but is
referenced by
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By
Ben Hutchings <ben.hutchings@...>
·
#110
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[PATCH 4.4-cip 08/23] mm/filemap: generic_file_read_iter(): check for zero reads unconditionally
From: Nicolai Stange <nicstange@...>
commit e7080a439a6f507abbc860847c33efc39b5c1c6d upstream.
If
- generic_file_read_iter() gets called with a zero read length,
- the read offset is at a
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From: Nicolai Stange <nicstange@...>
commit e7080a439a6f507abbc860847c33efc39b5c1c6d upstream.
If
- generic_file_read_iter() gets called with a zero read length,
- the read offset is at a
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By
Ben Hutchings <ben.hutchings@...>
·
#109
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[PATCH 4.4-cip 07/23] ubsan: fix tree-wide -Wmaybe-uninitialized false positives
From: Andrey Ryabinin <aryabinin@...>
commit dde5cf39d4d2cce71f2997c37210dd624d0e4bf6 upstream.
-fsanitize=* options makes GCC less smart than usual and increase number
of
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From: Andrey Ryabinin <aryabinin@...>
commit dde5cf39d4d2cce71f2997c37210dd624d0e4bf6 upstream.
-fsanitize=* options makes GCC less smart than usual and increase number
of
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By
Ben Hutchings <ben.hutchings@...>
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#108
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[PATCH 4.4-cip 06/23] perf/core: Fix Undefined behaviour in rb_alloc()
From: Peter Zijlstra <peterz@...>
commit 8184059e93c200757f5c0805dae0f14e880eab5d upstream.
Sasha reported:
[ 3494.030114] UBSAN: Undefined behaviour in
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From: Peter Zijlstra <peterz@...>
commit 8184059e93c200757f5c0805dae0f14e880eab5d upstream.
Sasha reported:
[ 3494.030114] UBSAN: Undefined behaviour in
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By
Ben Hutchings <ben.hutchings@...>
·
#107
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[PATCH 4.4-cip 05/23] mm/page-writeback: fix dirty_ratelimit calculation
From: Andrey Ryabinin <aryabinin@...>
commit d59b1087a98e402ed9a7cc577f4da435f9a555f5 upstream.
Calculation of dirty_ratelimit sometimes is not correct. E.g. initial
values of
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From: Andrey Ryabinin <aryabinin@...>
commit d59b1087a98e402ed9a7cc577f4da435f9a555f5 upstream.
Calculation of dirty_ratelimit sometimes is not correct. E.g. initial
values of
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By
Ben Hutchings <ben.hutchings@...>
·
#106
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[PATCH 4.4-cip 04/23] x86/microcode/intel: Change checksum variables to u32
From: Chris Bainbridge <chris.bainbridge@...>
commit bc864af13f34d19c911f5691d87bdacc9ce109f5 upstream.
Microcode checksum verification should be done using unsigned 32-bit
values otherwise
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From: Chris Bainbridge <chris.bainbridge@...>
commit bc864af13f34d19c911f5691d87bdacc9ce109f5 upstream.
Microcode checksum verification should be done using unsigned 32-bit
values otherwise
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By
Ben Hutchings <ben.hutchings@...>
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#105
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[PATCH 4.4-cip 03/23] PM / sleep: declare __tracedata symbols as char[] rather than char
From: Eric Biggers <ebiggers3@...>
commit f97238373b8662a6d580e204df2e7bcbfa43e27a upstream.
Accessing more than one byte from a symbol declared simply 'char' is undefined
behavior, as
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From: Eric Biggers <ebiggers3@...>
commit f97238373b8662a6d580e204df2e7bcbfa43e27a upstream.
Accessing more than one byte from a symbol declared simply 'char' is undefined
behavior, as
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By
Ben Hutchings <ben.hutchings@...>
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#104
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[PATCH 4.4-cip 02/23] ubsan: cosmetic fix to Kconfig text
From: Yang Shi <yang.shi@...>
commit 7707535ab95e2231b6d7f2bfb4f27558e83c4dc2 upstream.
When enabling UBSAN_SANITIZE_ALL, the kernel image size gets increased
significantly (~3x). So, it
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From: Yang Shi <yang.shi@...>
commit 7707535ab95e2231b6d7f2bfb4f27558e83c4dc2 upstream.
When enabling UBSAN_SANITIZE_ALL, the kernel image size gets increased
significantly (~3x). So, it
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By
Ben Hutchings <ben.hutchings@...>
·
#103
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[PATCH 4.4-cip 01/23] UBSAN: run-time undefined behavior sanity checker
From: Andrey Ryabinin <aryabinin@...>
commit c6d308534aef6c99904bf5862066360ae067abc4 upstream.
UBSAN uses compile-time instrumentation to catch undefined behavior
(UB). Compiler inserts
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From: Andrey Ryabinin <aryabinin@...>
commit c6d308534aef6c99904bf5862066360ae067abc4 upstream.
UBSAN uses compile-time instrumentation to catch undefined behavior
(UB). Compiler inserts
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By
Ben Hutchings <ben.hutchings@...>
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#102
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[PATCH 4.4-cip 00/23] Undefined Behaviour Sanititizer support
This is a backport of changes in 4.5 to add support for GCC's Undefined
Behaviour Sanitizer (UBSAN), and fixes for undefined behaviour that it
has found (that are not already in 4.4.30).
UBSAN
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This is a backport of changes in 4.5 to add support for GCC's Undefined
Behaviour Sanitizer (UBSAN), and fixes for undefined behaviour that it
has found (that are not already in 4.4.30).
UBSAN
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By
Ben Hutchings <ben.hutchings@...>
·
#101
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[PATCH 4.4-cip 5/5] mm/page_poisoning.c: allow for zero poisoning
From: Laura Abbott <labbott@...>
commit 1414c7f4f7d72d138fff35f00151d15749b5beda upstream.
By default, page poisoning uses a poison value (0xaa) on free. If this
is changed to 0, the
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From: Laura Abbott <labbott@...>
commit 1414c7f4f7d72d138fff35f00151d15749b5beda upstream.
By default, page poisoning uses a poison value (0xaa) on free. If this
is changed to 0, the
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By
Ben Hutchings <ben.hutchings@...>
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#100
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[PATCH 4.4-cip 4/5] mm/page_poison.c: enable PAGE_POISONING as a separate option
From: Laura Abbott <labbott@...>
commit 8823b1dbc05fab1a8bec275eeae4709257c2661d upstream.
Page poisoning is currently set up as a feature if architectures don't
have architecture
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From: Laura Abbott <labbott@...>
commit 8823b1dbc05fab1a8bec275eeae4709257c2661d upstream.
Page poisoning is currently set up as a feature if architectures don't
have architecture
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By
Ben Hutchings <ben.hutchings@...>
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#99
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[PATCH 4.4-cip 3/5] mm/slab: clean up DEBUG_PAGEALLOC processing code
From: Joonsoo Kim <iamjoonsoo.kim@...>
commit 40b44137971c2e5865a78f9f7de274449983ccb5 upstream.
Currently, open code for checking DEBUG_PAGEALLOC cache is spread to
some sites. It makes code
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From: Joonsoo Kim <iamjoonsoo.kim@...>
commit 40b44137971c2e5865a78f9f7de274449983ccb5 upstream.
Currently, open code for checking DEBUG_PAGEALLOC cache is spread to
some sites. It makes code
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By
Ben Hutchings <ben.hutchings@...>
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#98
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[PATCH 4.4-cip 2/5] mm/slab: use more appropriate condition check for debug_pagealloc
From: Joonsoo Kim <iamjoonsoo.kim@...>
commit 40323278b557a5909bbecfa181c91a3af7afbbe3 upstream.
debug_pagealloc debugging is related to SLAB_POISON flag rather than
FORCED_DEBUG option,
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From: Joonsoo Kim <iamjoonsoo.kim@...>
commit 40323278b557a5909bbecfa181c91a3af7afbbe3 upstream.
debug_pagealloc debugging is related to SLAB_POISON flag rather than
FORCED_DEBUG option,
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By
Ben Hutchings <ben.hutchings@...>
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#97
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[PATCH 4.4-cip 1/5] mm/slab: activate debug_pagealloc in SLAB when it is actually enabled
From: Joonsoo Kim <iamjoonsoo.kim@...>
commit a307ebd468e0b97c203f5a99a56a6017e4d1991a upstream.
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@...>
Acked-by: Christoph Lameter
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From: Joonsoo Kim <iamjoonsoo.kim@...>
commit a307ebd468e0b97c203f5a99a56a6017e4d1991a upstream.
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@...>
Acked-by: Christoph Lameter
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By
Ben Hutchings <ben.hutchings@...>
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#96
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[PATCH 4.4-cip 0/5] Faster page poisoning for security
This is a backport of changes in 4.6 to add new config options to page
poisoning. Page poisoning was originally intended a debug feature for
finding use-after-free bugs in the kernel, but it can also
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This is a backport of changes in 4.6 to add new config options to page
poisoning. Page poisoning was originally intended a debug feature for
finding use-after-free bugs in the kernel, but it can also
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By
Ben Hutchings <ben.hutchings@...>
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#95
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[PATCH 4.4-cip 6/6] mm: ASLR: use get_random_long()
From: Daniel Cashman <dcashman@...>
commit 5ef11c35ce86b94bfb878b684de4cdaf96f54b2f upstream.
Replace calls to get_random_int() followed by a cast to (unsigned long)
with calls to
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From: Daniel Cashman <dcashman@...>
commit 5ef11c35ce86b94bfb878b684de4cdaf96f54b2f upstream.
Replace calls to get_random_int() followed by a cast to (unsigned long)
with calls to
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By
Ben Hutchings <ben.hutchings@...>
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#94
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[PATCH 4.4-cip 5/6] drivers: char: random: add get_random_long()
Daniel Cashman <dcashman@...>
commit ec9ee4acd97c0039a61c0ae4f12705767ae62153 upstream.
Commit d07e22597d1d ("mm: mmap: add new /proc tunable for mmap_base
ASLR") added the ability to choose
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Daniel Cashman <dcashman@...>
commit ec9ee4acd97c0039a61c0ae4f12705767ae62153 upstream.
Commit d07e22597d1d ("mm: mmap: add new /proc tunable for mmap_base
ASLR") added the ability to choose
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By
Ben Hutchings <ben.hutchings@...>
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#93
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[PATCH 4.4-cip 4/6] x86: mm: support ARCH_MMAP_RND_BITS
From: Daniel Cashman <dcashman@...>
commit 9e08f57d684ac2f40685f55f659564bfd91a971e upstream.
x86: arch_mmap_rnd() uses hard-coded values, 8 for 32-bit and 28 for
64-bit, to generate the
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From: Daniel Cashman <dcashman@...>
commit 9e08f57d684ac2f40685f55f659564bfd91a971e upstream.
x86: arch_mmap_rnd() uses hard-coded values, 8 for 32-bit and 28 for
64-bit, to generate the
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By
Ben Hutchings <ben.hutchings@...>
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#92
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