这个工件启用了一个新的攻击向量:通过利用监控的PTE上的Flush+Reload侧信道,对手可以执行交叉核心攻击,以跟踪包围区代码的页面级内存访问模式。这个攻击向量提供了我们在第4节中描述的SMP的定时通道版本。我们将在第6节中讨论它的含义。 页表 图1 页表是存储在主存中的多级数据结构,用于地址转换。每个分页表遍历都涉...
#if defined(CONFIG_DEBUG_MUTEXES) || defined(CONFIG_SMP) struct task_struct *owner; #endif #ifdef CONFIG_MUTEX_SPIN_ON_OWNER void *spin_mlock; /* Spinner MCS lock */ #endif #ifdef CONFIG_DEBUG_MUTEXES const char *name; void *magic; #endif #ifdef CONFIG_DEBUG_LOCK_ALLOC struct lockdep...
$ uname -a Linux nuc 5.11.13-051113-generic #202104101231 SMP Sat Apr 10 12:34:46 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux Output of SGX-Hardware: $ gcc test-sgx.c -o test-sgx $ ./test-sgx eax: 806e9 ebx: 100800 ecx: 7ffafbff edx: bfebfbff stepping 9 model 14...
echo craynv-cray-unicosmp${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' exit ;; F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*) FUJITSU_PROC=`uname -m | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'` ...
Clarke, D., et al.: Checking the integrity of memory in a snooping-based symmetric multiprocessor (SMP) system. MIT CSAIL CSG-TR-47042(1–3), 335–346 (2004) Google Scholar Haldermen, J.A., Schoen, S.D., Heninger, N., et al.: Lest We Remember: Cold Boot Attacks on Encryption...
64 bit x86 SMP..This is for sites that want the latest kernel headers. Please read/usr/share/doc/linux-headers-5.15.0-43/debian.README.gz for details. wynn@wynn-ThinkCentre-E97:~$ dmesg | grep -i sgx[ 0.353577] sgx: EPC section 0x90200000-0x95ffffff Is this ...
ret : status; } else { if (SGX_SECINFO_TRIM == secinfo->flags) encl_page->flags |= SGX_ENCL_PAGE_TRIM; } } /* ETRACK */ mutex_lock(&encl->lock); sgx_etrack(encl, epoch); mutex_unlock(&encl->lock); smp_call_function(sgx_ipi_cb, NULL, 1); out: if (!list_empty(&list...
smp_call_function(sgx_ipi_cb,NULL,1); out: if(!list_empty(&list)) { mutex_lock(&encl->lock); list_splice(&list, &encl->load_list); mutex_unlock(&encl->lock); } returnret; } longmodify_range(structsgx_range *rg,unsignedlongflags) ...
串行管理协议 (Serial Management Protocol) 的首字母缩略词.SMP 直接与 连接的 SAS 扩展器设备进行拓扑管理信息的通信.适配器上的每个 PHY 都可 用作 SMP 启动器. 将多个驱动器组合为一个逻辑驱动器的方法.如果希望在一个驱动器组中包含 所有驱动器容量,可以跨越(合并)驱动器,以便操作系统只看到一个大型驱 动...
•DAI, ESMP, and IGMP snooping— These features do not interact with the learning disable feature. •Control packets— Control packets arrive at the CPU even if learning is disabled. •RSPAN— Learning on a VLAN and on an RSPAN are compatible. •VLAN translation—...