)]}' { "commit": "8a729432af7fe9e9f07036e2d0a5c66439de8bf9", "tree": "cc224eee8aaaf5d71179c57a6756e87cba6b1442", "parents": [ "fcdc6c5aff198140e0e2c8b94eef48d340e04dbc" ], "author": { "name": "Simon Marchi", "email": "simon.marchi@efficios.com", "time": "Wed Jul 23 14:11:39 2025 -0400" }, "committer": { "name": "Simon Marchi", "email": "simon.marchi@efficios.com", "time": "Fri Aug 22 10:45:47 2025 -0400" }, "message": "gdb/solib: adjust info linker-namespaces/sharedlibrary format\n\nI would like to propose some minor changes to the format of \"info linker\nnamespaces\" and \"info sharedlibrary\", to make it a bit tidier and less\nchatty.\n\nHere are the current formats (I replaced empty lines with dots, so that\ngit doesn\u0027t collapse them):\n\n (gdb) info linker-namespaces\n There are 3 linker namespaces loaded\n There are 5 libraries loaded in linker namespace [[0]]\n Displaying libraries for linker namespace [[0]]:\n From To Syms Read Shared Object Library\n 0x00007ffff7fc6000 0x00007ffff7fff000 Yes /lib64/ld-linux-x86-64.so.2\n 0x00007ffff7e94000 0x00007ffff7f8c000 Yes /usr/lib/libm.so.6\n 0x00007ffff7ca4000 0x00007ffff7e94000 Yes /usr/lib/libc.so.6\n 0x00007ffff7fad000 0x00007ffff7fb2000 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.1.so\n 0x00007ffff7fa8000 0x00007ffff7fad000 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib-dep.so\n .\n .\n There are 6 libraries loaded in linker namespace [[1]]\n Displaying libraries for linker namespace [[1]]:\n From To Syms Read Shared Object Library\n 0x00007ffff7fb7000 0x00007ffff7fbc000 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.1.so\n 0x00007ffff7fb2000 0x00007ffff7fb7000 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib-dep.so\n 0x00007ffff7b79000 0x00007ffff7c71000 Yes /usr/lib/libm.so.6\n 0x00007ffff7989000 0x00007ffff7b79000 Yes /usr/lib/libc.so.6\n 0x00007ffff7fc6000 0x00007ffff7fff000 Yes /usr/lib/ld-linux-x86-64.so.2\n 0x00007ffff7f99000 0x00007ffff7f9e000 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.2.so\n .\n .\n There are 5 libraries loaded in linker namespace [[2]]\n Displaying libraries for linker namespace [[2]]:\n From To Syms Read Shared Object Library\n 0x00007ffff7fc6000 0x00007ffff7fff000 Yes /usr/lib/ld-linux-x86-64.so.2\n 0x00007ffff7fa3000 0x00007ffff7fa8000 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.1.so\n 0x00007ffff7f9e000 0x00007ffff7fa3000 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib-dep.so\n 0x00007ffff7891000 0x00007ffff7989000 Yes /usr/lib/libm.so.6\n 0x00007ffff76a1000 0x00007ffff7891000 Yes /usr/lib/libc.so.6\n (gdb) info sharedlibrary\n From To NS Syms Read Shared Object Library\n 0x00007ffff7fc6000 0x00007ffff7fff000 [[0]] Yes /lib64/ld-linux-x86-64.so.2\n 0x00007ffff7e94000 0x00007ffff7f8c000 [[0]] Yes /usr/lib/libm.so.6\n 0x00007ffff7ca4000 0x00007ffff7e94000 [[0]] Yes /usr/lib/libc.so.6\n 0x00007ffff7fb7000 0x00007ffff7fbc000 [[1]] Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.1.so\n 0x00007ffff7fb2000 0x00007ffff7fb7000 [[1]] Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib-dep.so\n 0x00007ffff7b79000 0x00007ffff7c71000 [[1]] Yes /usr/lib/libm.so.6\n 0x00007ffff7989000 0x00007ffff7b79000 [[1]] Yes /usr/lib/libc.so.6\n 0x00007ffff7fc6000 0x00007ffff7fff000 [[1]] Yes /usr/lib/ld-linux-x86-64.so.2\n 0x00007ffff7fad000 0x00007ffff7fb2000 [[0]] Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.1.so\n 0x00007ffff7fa8000 0x00007ffff7fad000 [[0]] Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib-dep.so\n 0x00007ffff7fa3000 0x00007ffff7fa8000 [[2]] Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.1.so\n 0x00007ffff7f9e000 0x00007ffff7fa3000 [[2]] Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib-dep.so\n 0x00007ffff7891000 0x00007ffff7989000 [[2]] Yes /usr/lib/libm.so.6\n 0x00007ffff76a1000 0x00007ffff7891000 [[2]] Yes /usr/lib/libc.so.6\n 0x00007ffff7fc6000 0x00007ffff7fff000 [[1]] Yes /usr/lib/ld-linux-x86-64.so.2\n 0x00007ffff7f99000 0x00007ffff7f9e000 [[1]] Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.2.so\n\nHere is what I would change:\n\n - I find that the [[...]] notation used everywhere is heavy and noisy.\n I understand that this is the (proposed) notation for specifying a\n namespace id in an expression. But I don\u0027t think it\u0027s useful to\n print those brackets everywhere (when it\u0027s obvious from the context\n that the number is a namespace id). I would remove them from the\n messages and from the tables.\n\n - I find these lines a bit too verbose:\n\n There are X libraries loaded in linker namespace [[Y]]\n Displaying libraries for linker namespace [[Y]]:\n\n I think they can be condensed to a single line, without loss of\n information (I think that printing the number of libs in each\n namespace is not essential, but I don\u0027t really mind, so I left it\n there).\n\n - I would add an empty line after the \"There are N linker namespaces\n loaded\" message, to visually separate it from the first group. I\n would also finish that line with a period.\n\n - There are two empty lines between each group I think that one empty\n line is sufficient to do a visual separation.\n\nHere\u0027s how it looks with this patch:\n\n (gdb) info linker-namespaces\n There are 3 linker namespaces loaded.\n\n 5 libraries loaded in linker namespace 0:\n From To Syms Read Shared Object Library\n 0x00007ffff7fc6000 0x00007ffff7fff000 Yes /lib64/ld-linux-x86-64.so.2\n 0x00007ffff7e94000 0x00007ffff7f8c000 Yes /usr/lib/libm.so.6\n 0x00007ffff7ca4000 0x00007ffff7e94000 Yes /usr/lib/libc.so.6\n 0x00007ffff7fad000 0x00007ffff7fb2000 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.1.so\n 0x00007ffff7fa8000 0x00007ffff7fad000 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib-dep.so\n\n 6 libraries loaded in linker namespace 1:\n From To Syms Read Shared Object Library\n 0x00007ffff7fb7000 0x00007ffff7fbc000 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.1.so\n 0x00007ffff7fb2000 0x00007ffff7fb7000 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib-dep.so\n 0x00007ffff7b79000 0x00007ffff7c71000 Yes /usr/lib/libm.so.6\n 0x00007ffff7989000 0x00007ffff7b79000 Yes /usr/lib/libc.so.6\n 0x00007ffff7fc6000 0x00007ffff7fff000 Yes /usr/lib/ld-linux-x86-64.so.2\n 0x00007ffff7f99000 0x00007ffff7f9e000 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.2.so\n\n 5 libraries loaded in linker namespace 2:\n From To Syms Read Shared Object Library\n 0x00007ffff7fc6000 0x00007ffff7fff000 Yes /usr/lib/ld-linux-x86-64.so.2\n 0x00007ffff7fa3000 0x00007ffff7fa8000 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.1.so\n 0x00007ffff7f9e000 0x00007ffff7fa3000 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib-dep.so\n 0x00007ffff7891000 0x00007ffff7989000 Yes /usr/lib/libm.so.6\n 0x00007ffff76a1000 0x00007ffff7891000 Yes /usr/lib/libc.so.6\n (gdb) info shared\n From To Linker NS Syms Read Shared Object Library\n 0x00007ffff7fc6000 0x00007ffff7fff000 0 Yes /lib64/ld-linux-x86-64.so.2\n 0x00007ffff7e94000 0x00007ffff7f8c000 0 Yes /usr/lib/libm.so.6\n 0x00007ffff7ca4000 0x00007ffff7e94000 0 Yes /usr/lib/libc.so.6\n 0x00007ffff7fb7000 0x00007ffff7fbc000 1 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.1.so\n 0x00007ffff7fb2000 0x00007ffff7fb7000 1 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib-dep.so\n 0x00007ffff7b79000 0x00007ffff7c71000 1 Yes /usr/lib/libm.so.6\n 0x00007ffff7989000 0x00007ffff7b79000 1 Yes /usr/lib/libc.so.6\n 0x00007ffff7fc6000 0x00007ffff7fff000 1 Yes /usr/lib/ld-linux-x86-64.so.2\n 0x00007ffff7fad000 0x00007ffff7fb2000 0 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.1.so\n 0x00007ffff7fa8000 0x00007ffff7fad000 0 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib-dep.so\n 0x00007ffff7fa3000 0x00007ffff7fa8000 2 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.1.so\n 0x00007ffff7f9e000 0x00007ffff7fa3000 2 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib-dep.so\n 0x00007ffff7891000 0x00007ffff7989000 2 Yes /usr/lib/libm.so.6\n 0x00007ffff76a1000 0x00007ffff7891000 2 Yes /usr/lib/libc.so.6\n 0x00007ffff7fc6000 0x00007ffff7fff000 1 Yes /usr/lib/ld-linux-x86-64.so.2\n 0x00007ffff7f99000 0x00007ffff7f9e000 1 Yes /home/smarchi/build/binutils-gdb/gdb/testsuite/outputs/gdb.mi/mi-dlmopen/dlmopen-lib.2.so\n\nChange-Id: Iefad340f7f43a15cff24fc8e1301f91d3d7f0278\nReviewed-By: Guinevere Larsen \u003cguinevere@redhat.com\u003e\n", "tree_diff": [ { "type": "modify", "old_id": "edcdce5a1f5ef30ecde834264960fe2a761ab1b5", "old_mode": 33188, "old_path": "gdb/solib.c", "new_id": "440562e7e1ea7171b5a02fbc47e326140c6f8c5b", "new_mode": 33188, "new_path": "gdb/solib.c" }, { "type": "modify", "old_id": "e23edbfa2405e88b1af0f6af606942b9945c6e11", "old_mode": 33188, "old_path": "gdb/testsuite/gdb.base/dlmopen-ns-ids.exp", "new_id": "eb12dadd3f547aefd129a7d2a232990fa6d019f4", "new_mode": 33188, "new_path": "gdb/testsuite/gdb.base/dlmopen-ns-ids.exp" }, { "type": "modify", "old_id": "cdc49100e4c256e336380e6834d3cd6945e9036a", "old_mode": 33188, "old_path": "gdb/testsuite/gdb.base/dlmopen.exp", "new_id": "54fb4c4b4caab31863b466c1b68f88f26810823e", "new_mode": 33188, "new_path": "gdb/testsuite/gdb.base/dlmopen.exp" }, { "type": "modify", "old_id": "fa7e3731f4a1c4dd7ba133e737a4f5f630e06c1a", "old_mode": 33188, "old_path": "gdb/testsuite/gdb.mi/mi-dlmopen.exp", "new_id": "936027fba471e18ba260dc9c8226ba034c8ecb43", "new_mode": 33188, "new_path": "gdb/testsuite/gdb.mi/mi-dlmopen.exp" } ] }