#!/bin/sh SYSCTL="/proc/sys" TARGET="${SYSCTL}/kernel/domainname" ORIG=$(cat "${TARGET}") TEST_STR="Testing sysctl" . ./common_tests # Only string sysctls support seeking/appending. MAXLEN=65 echo -n "Writing entire sysctl in short writes ... " set_orig dd if="${TEST_FILE}" of="${TARGET}" bs=1 2>/dev/null if ! verify "${TARGET}"; then echo "FAIL" >&2 rc=1 else echo "ok" fi echo -n "Writing middle of sysctl after unsynchronized seek ... " set_test dd if="${TEST_FILE}" of="${TARGET}" bs=1 seek=1 2>/dev/null if verify "${TARGET}"; then echo "FAIL" >&2 rc=1 else echo "ok" fi echo -n "Checking sysctl maxlen is at least $MAXLEN ... " set_orig perl -e 'print "A" x ('"${MAXLEN}"'-2), "B";' | \ dd of="${TARGET}" bs="${MAXLEN}" 2>/dev/null if ! grep -q B "${TARGET}"; then echo "FAIL" >&2 rc=1 else echo "ok" fi echo -n "Checking sysctl keeps original string on overflow append ... " set_orig perl -e 'print "A" x ('"${MAXLEN}"'-1), "B";' | \ dd of="${TARGET}" bs=$(( MAXLEN - 1 )) 2>/dev/null if grep -q B "${TARGET}"; then echo "FAIL" >&2 rc=1 else echo "ok" fi echo -n "Checking sysctl stays NULL terminated on write ... " set_orig perl -e 'print "A" x ('"${MAXLEN}"'-1), "B";' | \ dd of="${TARGET}" bs="${MAXLEN}" 2>/dev/null if grep -q B "${TARGET}"; then echo "FAIL" >&2 rc=1 else echo "ok" fi echo -n "Checking sysctl stays NULL terminated on overwrite ... " set_orig perl -e 'print "A" x ('"${MAXLEN}"'-1), "BB";' | \ dd of="${TARGET}" bs=$(( $MAXLEN + 1 )) 2>/dev/null if grep -q B "${TARGET}"; then echo "FAIL" >&2 rc=1 else echo "ok" fi exit $rc ='/cgit.cgi/linux/net-next.git/refs/?id=2c5d9555d6d937966d79d4c6529a5f7b9206e405'>refslogtreecommitdiff
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authorLinus Torvalds <torvalds@linux-foundation.org>2017-01-29 10:56:56 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-01-29 10:56:56 -0800
commit2c5d9555d6d937966d79d4c6529a5f7b9206e405 (patch)
tree4f3d220ea3aeaadcae0796c5456e0ef9a908071d /fs/xfs
parent53cd1ad1a68fd10f677445e04ed63aa9ce39b36b (diff)
parent2ad5d52d42810bed95100a3d912679d8864421ec (diff)
Merge branch 'parisc-4.10-3' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux
Pull two parisc fixes from Helge Deller: "One fix to avoid usage of BITS_PER_LONG in user-space exported swab.h header which breaks compiling qemu, and one trivial fix for printk continuation in the parisc parport driver" * 'parisc-4.10-3' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux: parisc: Don't use BITS_PER_LONG in userspace-exported swab.h header parisc, parport_gsc: Fixes for printk continuation lines
Diffstat (limited to 'fs/xfs')