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# 0eeaf1eb 08-Jun-2023 Maninder Singh <[email protected]>

kallsyms: make kallsyms_show_value() as generic function

This change makes function kallsyms_show_value() as
generic function without dependency on CONFIG_KALLSYMS.

Now module address will be displ

kallsyms: make kallsyms_show_value() as generic function

This change makes function kallsyms_show_value() as
generic function without dependency on CONFIG_KALLSYMS.

Now module address will be displayed with lsmod and /proc/modules.

Earlier:
=======
/ # insmod test.ko
/ # lsmod
test 12288 0 - Live 0x0000000000000000 (O) // No Module Load address
/ #

With change:
==========
/ # insmod test.ko
/ # lsmod
test 12288 0 - Live 0xffff800000fc0000 (O) // Module address
/ # cat /proc/modules
test 12288 0 - Live 0xffff800000fc0000 (O)

Co-developed-by: Onkarnath <[email protected]>
Signed-off-by: Onkarnath <[email protected]>
Signed-off-by: Maninder Singh <[email protected]>
Reviewed-by: Zhen Lei <[email protected]>
Signed-off-by: Luis Chamberlain <[email protected]>

show more ...


# b06e9318 08-Jun-2023 Maninder Singh <[email protected]>

kallsyms: move kallsyms_show_value() out of kallsyms.c

function kallsyms_show_value() is used by other parts
like modules_open(), kprobes_read() etc. which can work in case of
!KALLSYMS also.

e.g.

kallsyms: move kallsyms_show_value() out of kallsyms.c

function kallsyms_show_value() is used by other parts
like modules_open(), kprobes_read() etc. which can work in case of
!KALLSYMS also.

e.g. as of now lsmod do not show module address if KALLSYMS is disabled.
since kallsyms_show_value() defination is not present, it returns false
in !KALLSYMS.

/ # lsmod
test 12288 0 - Live 0x0000000000000000 (O)

So kallsyms_show_value() can be made generic
without dependency on KALLSYMS.

Thus moving out function to a new file ksyms_common.c.

With this patch code is just moved to new file
and no functional change.

Co-developed-by: Onkarnath <[email protected]>
Signed-off-by: Onkarnath <[email protected]>
Signed-off-by: Maninder Singh <[email protected]>
Reviewed-by: Zhen Lei <[email protected]>
Signed-off-by: Luis Chamberlain <[email protected]>

show more ...