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/linux/rust/kernel/sync/
H A Dbarrier.rs12 /// A barrier that prevents compiler from reordering memory accesses across the barrier.
24 /// A barrier that prevents compiler and CPU from reordering memory accesses across the barrier.
37 /// A barrier that prevents compiler and CPU from reordering memory write accesses across the
51 /// A barrier that prevents compiler and CPU from reordering memory read accesses across the
/linux/arch/powerpc/include/asm/
H A Dbarrier.h22 * mb() prevents loads and stores being reordered across this point.
23 * rmb() prevents loads being reordered across this point.
24 * wmb() prevents stores being reordered across this point.
64 * This is a barrier which prevents following instructions from being
66 * x is a variable loaded from memory, this prevents following
/linux/tools/arch/powerpc/include/asm/
H A Dbarrier.h18 * mb() prevents loads and stores being reordered across this point.
19 * rmb() prevents loads being reordered across this point.
20 * wmb() prevents stores being reordered across this point.
/linux/lib/
H A Drcuref.c132 * prevents the grace period which keeps the object alive until all put()
140 * to RCUREF_SATURATED, which will cause a memory leak, but it prevents
189 * True if the reference count is saturated, which prevents the
210 * prevents the reference count from overflowing. This leaks the in rcuref_get_slowpath()
211 * object memory, but prevents the obvious reference count overflow in rcuref_get_slowpath()
/linux/Documentation/devicetree/bindings/fpga/
H A Dxlnx,pr-decoupler.yaml18 which prevents signal changes from passing through the bridge. The controller
23 eXchange AXI shutdown manager prevents AXI traffic from passing through the
H A Daltr,freeze-bridge-controller.yaml11 The controller can freeze/disable the bridges which prevents signal
/linux/drivers/gpio/
H A Dgpio-ts4900.c51 * Only clear the OE bit here, requires a RMW. Prevents a potential issue in ts4900_gpio_direction_input()
67 * prevents a glitch that can occur on the IO line. in ts4900_gpio_direction_output()
/linux/arch/um/
H A DMakefile49 # -Dvmap=kernel_vmap prevents anything from referencing the libpcap.o symbol so
55 # -Dlongjmp=kernel_longjmp prevents anything from referencing the libpthread.a
/linux/kernel/bpf/preload/
H A DKconfig6 # The dependency on !COMPILE_TEST prevents it from being enabled
/linux/arch/parisc/include/asm/
H A Dhash.h88 * This _ASSIGN(dst, src) macro performs "dst = src", but prevents GCC
91 * This prevents it from mis-optimizing certain sequences.
/linux/net/ncsi/
H A DKconfig24 This allows to keep PHY link up and prevents any channel resets during
/linux/drivers/acpi/acpica/
H A Duterror.c34 * method/object is detected. This prevents a flood of error
76 * method/object is detected. This prevents a flood of
118 * method/object is detected. This prevents a flood of
/linux/drivers/net/ethernet/cisco/enic/
H A Denic_rq.c38 * bit (byte) written. Adding the rmb() prevents the compiler in enic_rq_cq_desc_dec()
57 * bit (byte) written. Adding the rmb() prevents the compiler in enic_rq_cq_desc_dec()
78 * bit (byte) written. Adding the rmb() prevents the compiler in enic_rq_cq_desc_dec()
/linux/kernel/kcsan/
H A D.kunitconfig21 # This prevents the test from timing out on many setups. Feel free to remove
/linux/drivers/misc/lkdtm/
H A Dfortify.c20 * Using volatile prevents the compiler from determining the value of in lkdtm_FORTIFY_STR_OBJECT()
80 * Using volatile prevents the compiler from determining the value of in lkdtm_FORTIFY_MEM_OBJECT()
/linux/tools/testing/selftests/memfd/
H A Dmemfd_test.c559 * allowed. Note that for r/w the kernel already prevents the mmap. */ in mfd_fail_write()
937 * Test whether SEAL_WRITE actually prevents modifications.
963 * Test whether SEAL_FUTURE_WRITE actually prevents modifications.
1027 * Test whether SEAL_SHRINK actually prevents shrinking
1053 * Test whether SEAL_GROW actually prevents growing
1079 * Test whether SEAL_SHRINK | SEAL_GROW actually prevents resizing
1511 /* shared/writable ref prevents sealing WRITE, but allows others */ in test_share_mmap()
/linux/arch/arm/include/asm/
H A Dstackprotector.h9 * "__stack_chk_guard" on ARM. This prevents SMP systems from using a
/linux/include/linux/platform_data/
H A Dasoc-pxa.h15 * bug prevents correct operation of the reset line. If not specified,
/linux/include/linux/usb/
H A Disp116x.h22 prevents stopping internal clock, increasing
/linux/drivers/nfc/st-nci/
H A Dndlc.h38 * and prevents normal operation.
/linux/drivers/gpu/drm/xe/
H A Dxe_hw_engine_group_types.h29 * that prevents them from making progress when one is stuck on a page fault.
/linux/net/batman-adv/
H A Dmulticast.c1616 /* flag checks above + mcast_handler_lock prevents this */ in batadv_mcast_want_unsnoop_update()
1627 /* flag checks above + mcast_handler_lock prevents this */ in batadv_mcast_want_unsnoop_update()
1661 /* flag checks above + mcast_handler_lock prevents this */ in batadv_mcast_want_ipv4_update()
1672 /* flag checks above + mcast_handler_lock prevents this */ in batadv_mcast_want_ipv4_update()
1706 /* flag checks above + mcast_handler_lock prevents this */ in batadv_mcast_want_ipv6_update()
1717 /* flag checks above + mcast_handler_lock prevents this */ in batadv_mcast_want_ipv6_update()
1751 /* flag checks above + mcast_handler_lock prevents this */ in batadv_mcast_want_rtr4_update()
1762 /* flag checks above + mcast_handler_lock prevents this */ in batadv_mcast_want_rtr4_update()
1796 /* flag checks above + mcast_handler_lock prevents this */ in batadv_mcast_want_rtr6_update()
1807 /* flag checks above + mcast_handler_lock prevents this */ in batadv_mcast_want_rtr6_update()
/linux/drivers/nfc/
H A Dmei_phy.h29 * and prevents normal operation.
/linux/include/acpi/platform/
H A Dacgccex.h15 * undef it here. Prevents error messages of this form (usually from the
/linux/include/vdso/
H A Dmath64.h11 /* The following asm() prevents the compiler from in __iter_div_u64_rem()

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