summaryrefslogtreecommitdiff
path: root/lib/iov_iter.c
diff options
context:
space:
mode:
authorTakashi Iwai <tiwai@suse.de>2023-08-15 21:01:12 +0200
committerTakashi Iwai <tiwai@suse.de>2023-08-18 12:18:15 +0200
commit70e969eb235ee6a030ff140b1852b598bf66f9c8 (patch)
treed56f6ae54797192759644647cf6d013e68dd61d5 /lib/iov_iter.c
parent5be27f1e3ec98975c18a91e220d4847d0dec9671 (diff)
iov_iter: Export import_ubuf()
Export import_ubuf() to be used in sound subsystem for generic memory handling as Linus suggested. It's used for constructing an iov_iter of a single segment user-space copy for PCM data. Cc: Alexander Viro <viro@zeniv.linux.org.uk> Link: https://lore.kernel.org/r/CAHk-=wh-mUL6mp4chAc6E_UjwpPLyCPRCJK+iB4ZMD2BqjwGHA@mail.gmail.com Link: https://lore.kernel.org/r/20230815190136.8987-2-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'lib/iov_iter.c')
-rw-r--r--lib/iov_iter.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/iov_iter.c b/lib/iov_iter.c
index e4dc809d1075..3743bbcbbb89 100644
--- a/lib/iov_iter.c
+++ b/lib/iov_iter.c
@@ -1544,6 +1544,7 @@ int import_ubuf(int rw, void __user *buf, size_t len, struct iov_iter *i)
iov_iter_ubuf(i, rw, buf, len);
return 0;
}
+EXPORT_SYMBOL_GPL(import_ubuf);
/**
* iov_iter_restore() - Restore a &struct iov_iter to the same state as when