src/gdb ChangeLog amd64-linux-nat.c i386-linux ...

[jkratoch at sourceware dot org]

CVSROOT:	/cvs/src
Module name:	src
Changes by:	jkratoch@sourceware.org	2012-01-24 13:46:55

Modified files:
	gdb            : ChangeLog amd64-linux-nat.c i386-linux-nat.c 
	                 i386-nat.c linux-nat.c linux-nat.h 
	gdb/testsuite  : ChangeLog 
Added files:
	gdb/testsuite/gdb.threads: watchpoint-fork-child.c 
	                           watchpoint-fork-mt.c 
	                           watchpoint-fork-parent.c 
	                           watchpoint-fork-st.c 
	                           watchpoint-fork.exp watchpoint-fork.h 

Log message:
	gdb/
	Fix watchpoints across inferior fork.
	* amd64-linux-nat.c (update_debug_registers_callback): Update the
	comment for linux_nat_iterate_watchpoint_lwps.
	(amd64_linux_dr_set_control, amd64_linux_dr_set_addr): Use
	linux_nat_iterate_watchpoint_lwps.
	(amd64_linux_prepare_to_resume): New comment on Linux kernel.
	* i386-linux-nat.c (update_debug_registers_callback): Update the
	comment for linux_nat_iterate_watchpoint_lwps.
	(i386_linux_dr_set_control, i386_linux_dr_set_addr): Use
	linux_nat_iterate_watchpoint_lwps.
	(i386_linux_prepare_to_resume): New comment on Linux kernel.
	* i386-nat.c: Include inferior.h.
	(dr_mirror): Remove.
	(i386_inferior_data, struct i386_inferior_data)
	(i386_inferior_data_get): New.
	(i386_debug_reg_state): Use i386_inferior_data_get.
	(i386_cleanup_dregs, i386_update_inferior_debug_regs)
	(i386_insert_watchpoint, i386_remove_watchpoint)
	(i386_stopped_data_address, i386_insert_hw_breakpoint)
	(i386_remove_hw_breakpoint): New variable state, use
	i386_debug_reg_state instead of DR_MIRROR.
	* linux-nat.c (delete_lwp): New declaration.
	(num_lwps): Move here from downwards.
	(delete_lwp_cleanup): New.
	(linux_child_follow_fork): Create new child_lp, call
	linux_nat_new_thread and linux_nat_prepare_to_resume before calling
	PTRACE_DETACH.
	(num_lwps): Move upwards.
	(linux_nat_iterate_watchpoint_lwps): New.
	* linux-nat.h (linux_nat_iterate_watchpoint_lwps_ftype): New.
	(linux_nat_iterate_watchpoint_lwps_ftype): New declaration.
	
	gdb/testsuite/
	Fix watchpoints across inferior fork.
	* gdb.threads/watchpoint-fork-child.c: New file.
	* gdb.threads/watchpoint-fork-mt.c: New file.
	* gdb.threads/watchpoint-fork-parent.c: New file.
	* gdb.threads/watchpoint-fork-st.c: New file.
	* gdb.threads/watchpoint-fork.exp: New file.
	* gdb.threads/watchpoint-fork.h: New file.

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/ChangeLog.diff?cvsroot=src&r1=1.13766&r2=1.13767
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/amd64-linux-nat.c.diff?cvsroot=src&r1=1.41&r2=1.42
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/i386-linux-nat.c.diff?cvsroot=src&r1=1.110&r2=1.111
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/i386-nat.c.diff?cvsroot=src&r1=1.38&r2=1.39
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/linux-nat.c.diff?cvsroot=src&r1=1.237&r2=1.238
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/linux-nat.h.diff?cvsroot=src&r1=1.43&r2=1.44
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/ChangeLog.diff?cvsroot=src&r1=1.3032&r2=1.3033
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.threads/watchpoint-fork-child.c.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.threads/watchpoint-fork-mt.c.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.threads/watchpoint-fork-parent.c.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.threads/watchpoint-fork-st.c.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.threads/watchpoint-fork.exp.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.threads/watchpoint-fork.h.diff?cvsroot=src&r1=NONE&r2=1.1