diff options
author | Jani Nikula <jani.nikula@intel.com> | 2024-06-19 11:38:31 +0300 |
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committer | Jani Nikula <jani.nikula@intel.com> | 2024-06-19 11:38:31 +0300 |
commit | d754ed2821fd9675d203cb73c4afcd593e28b7d0 (patch) | |
tree | cd16683cd956a7c334d7e1b3baf02e2e7baa729c /include/linux/uio.h | |
parent | dcaacff03a9fa2838f936e1009b4b7ad56807152 (diff) | |
parent | 1ddaaa244021aba8496536a6627b4ad2bc0f936a (diff) |
Merge drm/drm-next into drm-intel-next
Sync to v6.10-rc3.
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'include/linux/uio.h')
-rw-r--r-- | include/linux/uio.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/uio.h b/include/linux/uio.h index 00cebe2b70de..7020adedfa08 100644 --- a/include/linux/uio.h +++ b/include/linux/uio.h @@ -206,6 +206,16 @@ size_t copy_from_iter(void *addr, size_t bytes, struct iov_iter *i) } static __always_inline __must_check +bool copy_to_iter_full(const void *addr, size_t bytes, struct iov_iter *i) +{ + size_t copied = copy_to_iter(addr, bytes, i); + if (likely(copied == bytes)) + return true; + iov_iter_revert(i, copied); + return false; +} + +static __always_inline __must_check bool copy_from_iter_full(void *addr, size_t bytes, struct iov_iter *i) { size_t copied = copy_from_iter(addr, bytes, i); |