Date: Fri, 23 Nov 2018 23:07:57 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r340860 - in head/sys: kern sys Message-ID: <201811232307.wANN7vYH032776@repo.freebsd.org>
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Author: kib Date: Fri Nov 23 23:07:57 2018 New Revision: 340860 URL: https://svnweb.freebsd.org/changeset/base/340860 Log: Provide storage for the process feature control flags in struct proc. The flags are cleared on exec, it is up to the image activator to set them. Sponsored by: The FreeBSD Foundation MFC after: 2 weeks Modified: head/sys/kern/kern_exec.c head/sys/kern/kern_thread.c head/sys/sys/proc.h Modified: head/sys/kern/kern_exec.c ============================================================================== --- head/sys/kern/kern_exec.c Fri Nov 23 23:07:49 2018 (r340859) +++ head/sys/kern/kern_exec.c Fri Nov 23 23:07:57 2018 (r340860) @@ -488,6 +488,7 @@ interpret: goto exec_fail_dealloc; imgp->proc->p_osrel = 0; + imgp->proc->p_fctl0 = 0; /* * Implement image setuid/setgid. Modified: head/sys/kern/kern_thread.c ============================================================================== --- head/sys/kern/kern_thread.c Fri Nov 23 23:07:49 2018 (r340859) +++ head/sys/kern/kern_thread.c Fri Nov 23 23:07:57 2018 (r340860) @@ -92,9 +92,9 @@ _Static_assert(offsetof(struct proc, p_pid) == 0xbc, "struct proc KBI p_pid"); _Static_assert(offsetof(struct proc, p_filemon) == 0x3d0, "struct proc KBI p_filemon"); -_Static_assert(offsetof(struct proc, p_comm) == 0x3e4, +_Static_assert(offsetof(struct proc, p_comm) == 0x3e8, "struct proc KBI p_comm"); -_Static_assert(offsetof(struct proc, p_emuldata) == 0x4b8, +_Static_assert(offsetof(struct proc, p_emuldata) == 0x4c0, "struct proc KBI p_emuldata"); #endif #ifdef __i386__ @@ -112,9 +112,9 @@ _Static_assert(offsetof(struct proc, p_pid) == 0x74, "struct proc KBI p_pid"); _Static_assert(offsetof(struct proc, p_filemon) == 0x27c, "struct proc KBI p_filemon"); -_Static_assert(offsetof(struct proc, p_comm) == 0x28c, +_Static_assert(offsetof(struct proc, p_comm) == 0x290, "struct proc KBI p_comm"); -_Static_assert(offsetof(struct proc, p_emuldata) == 0x318, +_Static_assert(offsetof(struct proc, p_emuldata) == 0x31c, "struct proc KBI p_emuldata"); #endif Modified: head/sys/sys/proc.h ============================================================================== --- head/sys/sys/proc.h Fri Nov 23 23:07:49 2018 (r340859) +++ head/sys/sys/proc.h Fri Nov 23 23:07:57 2018 (r340860) @@ -642,6 +642,7 @@ struct proc { u_int p_magic; /* (b) Magic number. */ int p_osrel; /* (x) osreldate for the binary (from ELF note, if any) */ + uint32_t p_fctl0; /* (x) ABI feature control, ELF note */ char p_comm[MAXCOMLEN + 1]; /* (x) Process name. */ struct sysentvec *p_sysent; /* (b) Syscall dispatch info. */ struct pargs *p_args; /* (c) Process arguments. */
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