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| author | Liam Howlett <[email protected]> | 2021-04-07 20:00:45 +0000 |
|---|---|---|
| committer | Geert Uytterhoeven <[email protected]> | 2021-04-12 09:48:31 +0000 |
| commit | f829b4b212a315b912cb23fd10aaf30534bb5ce9 (patch) | |
| tree | d330a11ff76cae9b812d9ead43240da19220388c /drivers/clocksource/hyperv_timer.c | |
| parent | m68k: fpsp040,ifpsp060: Remove meaningless EXTRA_LDFLAGS (diff) | |
| download | kernel-f829b4b212a315b912cb23fd10aaf30534bb5ce9.tar.gz kernel-f829b4b212a315b912cb23fd10aaf30534bb5ce9.zip | |
m68k: Add missing mmap_read_lock() to sys_cacheflush()
When the superuser flushes the entire cache, the mmap_read_lock() is not
taken, but mmap_read_unlock() is called. Add the missing
mmap_read_lock() call.
Fixes: cd2567b6850b1648 ("m68k: call find_vma with the mmap_sem held in sys_cacheflush()")
Signed-off-by: Liam R. Howlett <[email protected]>
Reviewed-by: Matthew Wilcox (Oracle) <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Geert Uytterhoeven <[email protected]>
Diffstat (limited to 'drivers/clocksource/hyperv_timer.c')
0 files changed, 0 insertions, 0 deletions