fb0 通过 memory-region 关联到 display_reserved 这块 reserved memory 上面; of_reserved_mem_device_init include/linux/of_reserved_mem.h 传入参数 dev, 找到 dev 中 memory-region 对应的 reserved memory .然后调用 reserved_memory 对象的 ops->device_init( reserved_memory * rmem, device * dev ); 8...
21structreserved_mem_ops {22int(*device_init)(structreserved_mem *rmem,23structdevice *dev);24void(*device_release)(structreserved_mem *rmem,25structdevice *dev);26}; 28typedefint(*reservedmem_of_init_fn)(structreserved_mem *rmem);30#defineRESERVEDMEM_OF_DECLARE(name, compat, init) \31_...
[ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off[ 0.000000] Memory: 716184K/1095232K available (9470K kernel code, 708K rwdata, 3084K rodata, 1472K init, 270K bss, 116904K reserved, 262144K cma-reserved)[ 0.000000] rcu: Preemptible hierarchical RC...
[ 0.000000] OF: reserved mem: initialized node r5f-dma-memory@a0000000, compatible id shared-dma-pool[ 0.000000] Reserved memory: created DMA memory pool at 0x00000000a0100000, size 15 MiB[ 0.000000] OF: reserved mem: initialized node r5f-memory@a0100000, compatible id ...
[ 0.000000] device-mapper: init: will configure 1 devices[ 0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes)[ 0.000000] software IO TLB: mapped [mem 0xf3fff000-0xf7fff000] (64MB)[ 0.000000] Memory: 1945480K/3043328K available (15868K kernel code, 2420...
MCTF 2025 (Sec Mem): writeupTsukuCTF 2025 (easy_kernel, xcache, new_era): writeupLACTF 2025 (messenger): writeupHITCON CTF QUAL 2024 (Halloween): writeupEuskalHack 2024 Gau-Hack: writeupRWCTF 2024 (RIPTC): source, writeup, writeup 2...
# grep vm.nr_hugepages /etc/sysctl.conf vm.nr_hugepages = 79252380 <--- ~154,789 GiB hugepage reservation size # grep MemTotal /proc/meminfo MemTotal: 137995282 kB <--- ~132 GiB of memory installed on the system For instances where the system has gaps in CPU/DIMM sticks, the DIMM...
Redirection Guard Options (Device) Baseline default: Redirection Guard Enabled Configure RPC connection settings Baseline default: Enabled Learn more Use authentication for outgoing RPC connections: (Device) Baseline default: Default Protocol to allow for incoming RPC connections: (Device) Baseline default:...
Kernel panic has occurred with the message BUG: unable to handle kernel paging request at ffffb4f11c10ea00 in memcpy() function. The call trace is as shown below. Raw [385135.543385] BUG: unable to handle kernel paging request at ffffb4f11c10ea00 <=== [385135.543390] IP: [<ffffffffa9...
In DOSBox SVN, the linear framebuffer is handled directly by the MEM_GetPageHandler() function. In DOSBox-X, the linear framebuffer is given using the memory callout system when reads and writes are issued to that range for the first time. Note that the linear framebuffer handler also in...