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dracut.sh: for_each_host_xx() function should indicate the empty case 

The caller of "for_each_host_xx func" needs to tell three cases:
func success/ fail / not be called.
E.g, in kdump case, host_devs can be empty, and we want to know it.

Signed-off-by: Pingfan Liu <piliu@redhat.com>
master
Pingfan Liu 2017-12-04 17:24:11 +08:00 committed by Harald Hoyer
parent ed9281d6d1
commit e6199960d9
1 changed files with 4 additions and 3 deletions
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7
dracut-functions.sh
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@ -468,7 +468,8 @@ for_each_host_dev_fs()
local _dev local _dev
local _ret=1 local _ret=1


[[ "${#host_fs_types[@]}" ]] || return 0 [[ "${#host_fs_types[@]}" ]] || return 2



for _dev in "${!host_fs_types[@]}"; do for _dev in "${!host_fs_types[@]}"; do
$_func "$_dev" "${host_fs_types[$_dev]}" && _ret=0 $_func "$_dev" "${host_fs_types[$_dev]}" && _ret=0
@ -527,7 +528,7 @@ for_each_host_dev_and_slaves_all()
local _dev local _dev
local _ret=1 local _ret=1


[[ "${host_devs[@]}" ]] || return 0 [[ "${host_devs[@]}" ]] || return 2


for _dev in "${host_devs[@]}"; do for _dev in "${host_devs[@]}"; do
[[ -b "$_dev" ]] || continue [[ -b "$_dev" ]] || continue
@ -543,7 +544,7 @@ for_each_host_dev_and_slaves()
local _func="$1" local _func="$1"
local _dev local _dev


[[ "${host_devs[@]}" ]] || return 0 [[ "${host_devs[@]}" ]] || return 2


for _dev in "${host_devs[@]}"; do for _dev in "${host_devs[@]}"; do
[[ -b "$_dev" ]] || continue [[ -b "$_dev" ]] || continue