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Ravi Bangoria 22bad38286 uprobes/sdt: Prevent multiple reference counter for same uprobe
We assume to have only one reference counter for one uprobe.
Don't allow user to register multiple uprobes having same
inode+offset but different reference counter.

Link: http://lkml.kernel.org/r/20180820044250.11659-3-ravi.bangoria@linux.ibm.com

Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
Reviewed-by: Song Liu <songliubraving@fb.com>
Tested-by: Song Liu <songliubraving@fb.com>
Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
2018-09-24 04:44:54 -04:00
..
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
callchain.c treewide: convert ISO_8859-1 text comments to utf-8 2018-08-23 18:48:43 -07:00
core.c perf/core: Force USER_DS when recording user stack data 2018-09-10 14:01:46 +02:00
hw_breakpoint.c perf/hw_breakpoint: Enable breakpoint in modify_user_hw_breakpoint 2018-08-30 14:49:23 -03:00
internal.h perf: Make perf_callchain function static 2018-01-08 12:33:01 -03:00
ring_buffer.c Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2018-06-24 20:29:15 +08:00
uprobes.c uprobes/sdt: Prevent multiple reference counter for same uprobe 2018-09-24 04:44:54 -04:00