um: add __weak for exported functions
authorJohannes Berg <johannes.berg@intel.com>
Sun, 12 Feb 2023 19:32:04 +0000 (20:32 +0100)
committerRichard Weinberger <richard@nod.at>
Thu, 20 Apr 2023 20:57:00 +0000 (22:57 +0200)
commitce1831fe2febf7a3a03fda43b41d7589caa022cd
tree2ddaaeba64174861ffffb465f469bd31f7c8f80f
parent7e364e56293bb98cae1b55fd835f5991c4e96e7d
um: add __weak for exported functions

If the exported glibc functions don't exist, we get link
failures. Avoid that by adding __weak so they're allowed
to not exist.

Reported-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Tested-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Richard Weinberger <richard@nod.at>
arch/um/os-Linux/user_syms.c