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Fix cloning into mmaped and cached file.

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If the destination file is mmaped and the mmaped region was already
read, so it is cached, we need to update mmaped pages after successful
clone using update_pages().

Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Pointed out by: Ka Ho Ng <khng@freebsd.org>
Signed-off-by: Pawel Jakub Dawidek <pawel@dawidek.net>
Closes #15772
This commit is contained in:
Pawel Jakub Dawidek
2024-01-17 08:51:07 -08:00
committed by Brian Behlendorf
parent d2f7b2e557
commit ef527958c6
10 changed files with 247 additions and 1 deletions
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tests/zfs-tests/include/commands.cfg
+1
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@@ -185,6 +185,7 @@ export ZFSTEST_FILES='badsend
btree_test
chg_usr_exec
clonefile
clone_mmap_cached
clone_mmap_write
devname2devid
dir_rd_update