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| author | Olaf Hering <olaf@aepfle.de> | 2024-12-02 15:04:10 +0300 |
|---|---|---|
| committer | Wei Liu <wei.liu@kernel.org> | 2024-12-09 21:44:15 +0300 |
| commit | a4d024fe2e77063069c5f423f2f9be766450f0f9 (patch) | |
| tree | ae0cf70b942da8b4b397a31356d18ce84ddaac70 | |
| parent | 07dfa6e821e1c58cbd0f195173dddbd593721f9b (diff) | |
| download | linux-a4d024fe2e77063069c5f423f2f9be766450f0f9.tar.xz | |
tools/hv: reduce resouce usage in hv_get_dns_info helper
Remove the usage of cat. Replace the shell process with awk with 'exec'.
Also use a generic shell because no bash specific features will be used.
Signed-off-by: Olaf Hering <olaf@aepfle.de>
Acked-by: Wei Liu <wei.liu@kernel.org>
Link: https://lore.kernel.org/r/20241202120432.21115-1-olaf@aepfle.de
Signed-off-by: Wei Liu <wei.liu@kernel.org>
Message-ID: <20241202120432.21115-1-olaf@aepfle.de>
| -rwxr-xr-x | tools/hv/hv_get_dns_info.sh | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/hv/hv_get_dns_info.sh b/tools/hv/hv_get_dns_info.sh index 058c17b46ffc..268521234d4b 100755 --- a/tools/hv/hv_get_dns_info.sh +++ b/tools/hv/hv_get_dns_info.sh @@ -1,4 +1,4 @@ -#!/bin/bash +#!/bin/sh # This example script parses /etc/resolv.conf to retrive DNS information. # In the interest of keeping the KVP daemon code free of distro specific @@ -10,4 +10,4 @@ # this script can be based on the Network Manager APIs for retrieving DNS # entries. -cat /etc/resolv.conf 2>/dev/null | awk '/^nameserver/ { print $2 }' +exec awk '/^nameserver/ { print $2 }' /etc/resolv.conf 2>/dev/null |