r6462 - in glibc-package/trunk/debian: . patches patches/hurd-i386
Author: sthibault
Date: 2015-07-09 12:04:13 +0000 (Thu, 09 Jul 2015)
New Revision: 6462
Added:
glibc-package/trunk/debian/patches/hurd-i386/cvs-mlock.diff
Modified:
glibc-package/trunk/debian/changelog
glibc-package/trunk/debian/patches/series
Log:
hurd-i386/cvs-mlock.diff: New patch to permit to use mlock from non-root process.
Modified: glibc-package/trunk/debian/changelog
===================================================================
--- glibc-package/trunk/debian/changelog 2015-06-16 18:56:47 UTC (rev 6461)
+++ glibc-package/trunk/debian/changelog 2015-07-09 12:04:13 UTC (rev 6462)
@@ -1,3 +1,10 @@
+glibc (2.19-19) UNRELEASED; urgency=medium
+
+ * patches/hurd-i386/cvs-mlock.diff: New patch to permit to use mlock from
+ non-root process.
+
+ -- Samuel Thibault <sthibault@debian.org> Thu, 09 Jul 2015 14:02:08 +0200
+
glibc (2.19-18) unstable; urgency=medium
[ Aurelien Jarno ]
Added: glibc-package/trunk/debian/patches/hurd-i386/cvs-mlock.diff
===================================================================
--- glibc-package/trunk/debian/patches/hurd-i386/cvs-mlock.diff (rev 0)
+++ glibc-package/trunk/debian/patches/hurd-i386/cvs-mlock.diff 2015-07-09 12:04:13 UTC (rev 6462)
@@ -0,0 +1,72 @@
+commit ed4060f50ea84c7e238110955253647fc091aee9
+Author: Samuel Thibault <samuel.thibault@ens-lyon.org>
+Date: Thu Jul 9 13:56:30 2015 +0200
+
+ hurd: permit to use mlock from non-root process
+
+ * sysdeps/mach/hurd/mlock.c (mlock): When __get_privileged_ports
+ returns an error, also try to use host port from __mach_host_self for
+ the __vm_wire call.
+ * sysdeps/mach/hurd/munlock.c (munlock): Likewise.
+
+diff --git a/sysdeps/mach/hurd/mlock.c b/sysdeps/mach/hurd/mlock.c
+index 10078e7..8ef568e 100644
+--- a/sysdeps/mach/hurd/mlock.c
++++ b/sysdeps/mach/hurd/mlock.c
+@@ -28,19 +28,20 @@
+ int
+ mlock (const void *addr, size_t len)
+ {
+- mach_port_t hostpriv;
++ mach_port_t host;
+ vm_address_t page;
+ error_t err;
+
+- err = __get_privileged_ports (&hostpriv, NULL);
++ err = __get_privileged_ports (&host, NULL);
+ if (err)
+- return __hurd_fail (EPERM);
++ host = __mach_host_self();
+
+ page = trunc_page ((vm_address_t) addr);
+ len = round_page ((vm_address_t) addr + len) - page;
+- err = __vm_wire (hostpriv, __mach_task_self (), page, len,
+- VM_PROT_READ);
+- __mach_port_deallocate (__mach_task_self (), hostpriv);
++
++ err = __vm_wire (host, __mach_task_self (), page, len, VM_PROT_READ);
++ if (host != __mach_host_self())
++ __mach_port_deallocate (__mach_task_self (), host);
+
+ return err ? __hurd_fail (err) : 0;
+ }
+diff --git a/sysdeps/mach/hurd/munlock.c b/sysdeps/mach/hurd/munlock.c
+index 411115d..d063afc 100644
+--- a/sysdeps/mach/hurd/munlock.c
++++ b/sysdeps/mach/hurd/munlock.c
+@@ -27,18 +27,20 @@
+ int
+ munlock (const void *addr, size_t len)
+ {
+- mach_port_t hostpriv;
++ mach_port_t host;
+ vm_address_t page;
+ error_t err;
+
+- err = __get_privileged_ports (&hostpriv, NULL);
++ err = __get_privileged_ports (&host, NULL);
+ if (err)
+- return __hurd_fail (EPERM);
++ host = __mach_host_self();
+
+ page = trunc_page ((vm_address_t) addr);
+ len = round_page ((vm_address_t) addr + len) - page;
+- err = __vm_wire (hostpriv, __mach_task_self (), page, len, VM_PROT_NONE);
+- __mach_port_deallocate (__mach_task_self (), hostpriv);
++
++ err = __vm_wire (host, __mach_task_self (), page, len, VM_PROT_NONE);
++ if (host != __mach_host_self())
++ __mach_port_deallocate (__mach_task_self (), host);
+
+ return err ? __hurd_fail (err) : 0;
+ }
Modified: glibc-package/trunk/debian/patches/series
===================================================================
--- glibc-package/trunk/debian/patches/series 2015-06-16 18:56:47 UTC (rev 6461)
+++ glibc-package/trunk/debian/patches/series 2015-07-09 12:04:13 UTC (rev 6462)
@@ -158,6 +158,7 @@
hurd-i386/cvs-libpthread-dlopen.diff
hurd-i386/cvs-libpthread-libc-lockP.diff
hurd-i386/cvs-libpthread-libc-lockP2.diff
+hurd-i386/cvs-mlock.diff
i386/local-biarch.diff
i386/local-cmov.diff
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