Lines Matching +full:per +full:- +full:string
1 # SPDX-License-Identifier: GPL-2.0-only
3 string
6 default "/lib/modules/$(shell,uname -r)/.config"
7 default "/etc/kernel-config"
8 default "/boot/config-$(shell,uname -r)"
12 string
17 - Re-run Kconfig when the compiler is updated
22 - Ensure full rebuild when the compier is updated
24 fixdep adds include/config/cc/version/text.h into the auto-generated
29 def_bool $(success,echo "$(CC_VERSION_TEXT)" | grep -q gcc)
33 default $(shell,$(srctree)/scripts/gcc-version.sh $(CC)) if CC_IS_GCC
38 default $(shell,$(LD) --version | $(srctree)/scripts/ld-version.sh)
41 def_bool $(success,echo "$(CC_VERSION_TEXT)" | grep -q clang)
44 def_bool $(success,$(LD) -v | head -n 1 | grep -q LLD)
48 default $(shell,$(srctree)/scripts/clang-version.sh $(CC))
52 default $(shell,$(srctree)/scripts/lld-version.sh $(LD))
56 default $(success,$(srctree)/scripts/cc-can-link.sh $(CC) $(CLANG_FLAGS) $(m64-flag)) if 64BIT
57 default $(success,$(srctree)/scripts/cc-can-link.sh $(CC) $(CLANG_FLAGS) $(m32-flag))
61 …default $(success,$(srctree)/scripts/cc-can-link.sh $(CC) $(CLANG_FLAGS) $(m64-flag) -static) if 6…
62 default $(success,$(srctree)/scripts/cc-can-link.sh $(CC) $(CLANG_FLAGS) $(m32-flag) -static)
65 def_bool $(success,$(srctree)/scripts/gcc-goto.sh $(CC))
69 …nt x) { asm goto ("": "=r"(x) ::: bar); return x; bar: return 0; }' | $(CC) -x c - -c -o /dev/null)
72 …env "CC=$(CC)" "LD=$(LD)" "NM=$(NM)" "OBJCOPY=$(OBJCOPY)" $(srctree)/scripts/tools-support-relr.sh)
75 def_bool $(success,echo 'void foo(void) { asm inline (""); }' | $(CC) -x c - -c -o /dev/null)
123 drivers to compile-test them.
133 Compile test headers exported to user-space to ensure they are
134 self-contained, i.e. compilable as standalone units.
137 headers are self-contained, say Y here. Otherwise, choose N.
140 string "Local version - append to kernel release"
142 Append an extra string to the end of your kernel version.
144 The string you set here will be appended after the contents of
146 object and source tree, in that order. Your total string can
150 bool "Automatically append version information to the version string"
158 A string of the format -gxxxxxxxx will be added to the localversion
159 if a git-based tree is found. The string generated by this will be
163 (The actual string used here is the first eight characters produced
166 $ git rev-parse --verify HEAD
171 string "Build ID Salt"
208 The linux kernel is a kind of self-extracting executable.
258 filter (i386, x86_64, ARM, IA-64, PowerPC, and SPARC), XZ
277 LZ4 is an LZ77-type compressor with a fixed, byte-oriented encoding.
308 string "Default init path"
318 string "Default hostname"
351 DOSEMU-HOWTO, available from <http://www.tldp.org/docs.html#howto>),
455 statistics about user, system and idle time spent on per jiffies
470 this also enables accounting of stolen time on logically-partitioned
483 kernel-user boundaries using the context tracking subsystem.
579 bool "Enable per-task delay accounting"
600 bool "Enable per-task storage I/O accounting"
633 per default but can be enabled through passing psi=1 on the
638 common scheduling-intense workloads in practice (such as
662 bool "per-rq and per-cluster running average statistics"
672 to scheduler and load balancer, and all its non-pinned timers,
699 on-disk kernel. This information can be extracted from the kernel
700 image file with the script scripts/extract-ikconfig and used as
716 This option enables access to the in-kernel headers that are generated during
719 kheaders.ko is built which can be loaded on-demand to get access to headers.
778 int "Temporary per-CPU printk log buffer size (12 => 4KB, 13 => 8KB)"
783 Select the size of an alternate printk per-CPU buffer where messages
785 be NMI messages, another one - printk recursion. The messages are
839 the precision of clamping aggregation and tracking at run-time.
845 If a second 30% boosted task should be co-scheduled on the same CPU,
856 clamp buckets to trade off used memory for run-time tracking
877 bool "rt-cas optimization"
893 # For architectures that want to enable the support for NUMA-affine scheduler
901 # are unmapped instead of sending one IPI per page to flush. The architecture
910 def_bool !$(cc-option,$(m64-flag) -D__SIZEOF_INT128__=0) && 64BIT
919 # all cpu-local but of different latencies, such as SuperH.
952 - Documentation/scheduler/sched-design-CFS.rst (CFS)
953 - Documentation/admin-guide/cgroup-v1/ (features for grouping, isolation
1000 See Documentation/admin-guide/cgroup-v1/blkio-controller.rst for more information.
1030 See Documentation/scheduler/sched-bwc.rst for more information.
1039 schedule realtime tasks for non-root users until you allocate
1041 See Documentation/scheduler/sched-rt-group.rst for more information.
1046 bool "Utilization clamping per group of tasks"
1061 specified task-specific clamp value is constrained by the cgroup
1100 controller includes important in-kernel memory consumers per default.
1111 When you enable this, you can put a per cgroup limit on HugeTLB usage.
1152 This option extends the perf per-cpu mode to restrict monitoring
1234 user-space use the memory control groups to limit the amount
1321 bool "Kernel->user space relay support (formerly relayfs)"
1339 etc. See <file:Documentation/admin-guide/initrd.rst> for details.
1361 See <file:Documentation/admin-guide/bootconfig.rst> for details.
1370 bool "Optimize for performance (-O2)"
1373 with the "-O2" compiler flag for best performance and most
1374 helpful compile-time warnings.
1377 bool "Optimize more for performance (-O3)"
1380 Choosing this option will pass "-O3" to your compiler to optimize
1384 bool "Optimize for size (-Os)"
1386 Choosing this option will pass "-Os" to your compiler resulting
1405 depends on $(cc-option,-ffunction-sections -fdata-sections)
1406 depends on $(ld-option,--gc-sections)
1409 the linker by compiling with -ffunction-sections -fdata-sections,
1410 and linking with --gc-sections.
1412 This can reduce on disk and in-memory size of the kernel
1423 depends on $(ld-option,--orphan-handling=warn)
1434 Enable support for /proc/sys/debug/exception-trace.
1439 Enable support for /proc/sys/kernel/ignore-unaligned-usertrap
1446 Enable support for /proc/sys/kernel/unaligned-trap
1460 # Unhide debug options, to make the on-by-default options visible
1465 environments which can tolerate a "non-standard" kernel.
1469 bool "Enable 16-bit UID system calls" if EXPERT
1473 This enables the legacy 16-bit UID syscall wrappers.
1479 This option enables support for non-root users, groups and
1574 bool "Enable PC-Speaker support" if EXPERT
1579 This option allows to disable the internal PC-Speaker
1584 bool "Enable full-sized data structures for core" if EXPERT
1597 run glibc-based applications correctly.
1695 the cost of user-space memory barriers asymmetrically by transforming
1737 emit the symbol references in the kallsyms table as 32-bit entries,
1744 On 64-bit builds, this reduces the size of the address table by 50%,
1818 user-space with the ability to compare two processes to see if they
1831 user-space cache for the current CPU number value, which
1832 speeds up getting the current CPU number from user-space,
1833 as well as an ABI to speed up user-space operations on
1834 per-CPU data.
1885 Software events are supported either built-in or via the
1891 suffered, or branches mis-predicted - without slowing down the
1893 when a threshold number of events have passed - and can thus be
1899 provides per task and per CPU counters, and it provides event
1945 cgroup is enabled, each cache can have per memory cgroup
1962 On non-ancient distros (post-2000 ones) N is usually a safe choice.
1976 per cpu and per node queues.
1984 Per cpu caching is realized using slabs of objects instead
2029 sanity-checking than others. This option is most effective with
2037 utilization of a direct-mapped memory-side-cache. See section
2040 the presence of a memory-side-cache. There are also incidental
2043 default granularity of shuffling on the "MAX_ORDER - 1" i.e,
2050 after runtime detection of a direct-mapped memory-side-cache.
2059 bool "SLUB per cpu partial cache"
2061 Per cpu partial caches accelerate objects allocation and freeing
2080 ELF-FDPIC binfmt's brk and stack allocator.
2084 userspace. Since that isn't generally a problem on no-MMU systems,
2087 See Documentation/admin-guide/mm/nommu-mmap.rst for more information.
2164 --force). Forced module loading sets the 'F' (forced) taint flag and
2181 without waiting for anyone to stop using it (using the -f option to
2224 <file:Documentation/admin-guide/module-signing.rst>.
2232 another LSM - otherwise unsigned modules will be loadable regardless
2253 modules must be signed manually, using the scripts/sign-file tool.
2255 comment "Do not forget to sign required modules with scripts/sign-file"
2269 bool "Sign modules with SHA-1"
2273 bool "Sign modules with SHA-224"
2277 bool "Sign modules with SHA-256"
2281 bool "Sign modules with SHA-384"
2285 bool "Sign modules with SHA-512"
2291 string
2306 module-init-tools MAY support gzip, and kmod MAY support gzip and xz.
2308 Out-of-tree kernel modules installed using Kbuild will also be
2379 If unsure, or if you need to build out-of-tree modules, say N.
2382 string "Whitelist of symbols to keep in ksymtab"
2385 By default, all unused exported symbols will be un-exported from the
2389 exported at all times, even in absence of in-tree users. The value to
2391 one per line. The path can be absolute, or relative to the kernel
2438 # macros for not-implemented syscalls in kernel/sys_ni.c and
2439 # kernel/time/posix-stubs.c. All these overrides need to be available in