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authorStafford Horne <shorne@gmail.com>2024-04-03 06:40:37 +0100
committerStafford Horne <shorne@gmail.com>2024-04-04 09:41:27 +0100
commit3db9d208dd5f30b12900989c6d2214782b8e2011 (patch)
tree46199f73b1733382ec2cae1ad00e4e640d119d8b /misc
parent95c70fd0d467450e75354316453824693f07c3cc (diff)
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misc: Add support for Linux uio.h RWF_NOAPPEND flag
In Linux 6.9 a new flag is added to allow for Per-io operations to
disable append mode even if a file was opened with the flag O_APPEND.
This is done with the new RWF_NOAPPEND flag.

This caused two test failures as these tests expected the flag 0x00000020
to be unused.  Adding the flag definition now fixes these tests on Linux
6.9 (v6.9-rc1).

  FAIL: misc/tst-preadvwritev2
  FAIL: misc/tst-preadvwritev64v2

This patch adds the flag, adjusts the test and adds details to
documentation.

Link: https://lore.kernel.org/all/20200831153207.GO3265@brightrain.aerifal.cx/
Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
Diffstat (limited to 'misc')
-rw-r--r--misc/tst-preadvwritev2-common.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/misc/tst-preadvwritev2-common.c b/misc/tst-preadvwritev2-common.c
index b5f19f002c..8e04ff7282 100644
--- a/misc/tst-preadvwritev2-common.c
+++ b/misc/tst-preadvwritev2-common.c
@@ -34,8 +34,11 @@
 #ifndef RWF_APPEND
 # define RWF_APPEND 0
 #endif
+#ifndef RWF_NOAPPEND
+# define RWF_NOAPPEND 0
+#endif
 #define RWF_SUPPORTED	(RWF_HIPRI | RWF_DSYNC | RWF_SYNC | RWF_NOWAIT \
-			 | RWF_APPEND)
+			 | RWF_APPEND | RWF_NOAPPEND)
 
 /* Generic uio_lim.h does not define IOV_MAX.  */
 #ifndef IOV_MAX