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kernel: switch to syscall_work if CONFIG_GENERIC_ENTRY is enabled (#12)

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From Kernel 5.11 it migrate to syscall_work instead of tif_*, so check for CONFIG_GENERIC_ENTRY and use syscall_work instead of TIF_SECCOMP

https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg2382193.html
This commit is contained in:
Huy Minh
2022-12-20 13:54:42 +07:00
committed by GitHub
parent 92a3be8af9
commit 5053e20778
1 changed files with 5 additions and 1 deletions
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4
kernel/ksu.c
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@@ -57,7 +57,11 @@ void escape_to_root() {
memset(&cred->cap_ambient, 0xff, sizeof(cred->cap_ambient)); memset(&cred->cap_ambient, 0xff, sizeof(cred->cap_ambient));
// disable seccomp // disable seccomp
#ifdef CONFIG_GENERIC_ENTRY
current_thread_info()->syscall_work &= ~SYSCALL_WORK_SECCOMP;
#else
current_thread_info()->flags &= ~TIF_SECCOMP; current_thread_info()->flags &= ~TIF_SECCOMP;
#endif
current->seccomp.mode = 0; current->seccomp.mode = 0;
current->seccomp.filter = NULL; current->seccomp.filter = NULL;