man/systemd.link.xml

@@ -691,29 +691,13 @@
       <varlistentry>
         <term><varname>RxBufferSize=</varname></term>
         <listitem>
-          <para>Takes an integer. Specifies the maximum number of pending packets in the NIC receive buffer.
-          When unset, the kernel's default will be used.</para>
-        </listitem>
-      </varlistentry>
-      <varlistentry>
-        <term><varname>RxMiniBufferSize=</varname></term>
-        <listitem>
-          <para>Takes an integer. Specifies the maximum number of pending packets in the NIC mini receive buffer.
-          When unset, the kernel's default will be used.</para>
-        </listitem>
-      </varlistentry>
-      <varlistentry>
-        <term><varname>RxJumboBufferSize=</varname></term>
-        <listitem>
-          <para>Takes an integer. Specifies the maximum number of pending packets in the NIC jumbo receive buffer.
-          When unset, the kernel's default will be used.</para>
+          <para>Takes a integer. Specifies the NIC receive ring buffer size. When unset, the kernel's default will be used.</para>
         </listitem>
       </varlistentry>
       <varlistentry>
         <term><varname>TxBufferSize=</varname></term>
         <listitem>
-          <para>Takes an integer. Specifies the maximum number of pending packets in the NIC transmit buffer.
-          When unset, the kernel's default will be used.</para>
+          <para>Takes a integer. Specifies the NIC transmit ring buffer size. When unset, the kernel's default will be used.</para>
         </listitem>
       </varlistentry>
       <varlistentry>

src/basic/efivars.c

@@ -244,16 +244,10 @@ int efi_set_variable_string(sd_id128_t vendor, const char *name, const char *v)
 }
 
 bool is_efi_boot(void) {
-        static int cache = -1;
+        if (detect_container() > 0)
+                return false;
 
-        if (cache < 0) {
-                if (detect_container() > 0)
-                        cache = false;
-                else
-                        cache = access("/sys/firmware/efi/", F_OK) >= 0;
-        }
-
-        return cache;
+        return access("/sys/firmware/efi/", F_OK) >= 0;
 }
 
 static int read_flag(const char *varname) {
@@ -277,21 +271,11 @@ static int read_flag(const char *varname) {
 }
 
 bool is_efi_secure_boot(void) {
-        static int cache = -1;
-
-        if (cache < 0)
-                cache = read_flag("SecureBoot");
-
-        return cache > 0;
+        return read_flag("SecureBoot") > 0;
 }
 
 bool is_efi_secure_boot_setup_mode(void) {
-        static int cache = -1;
-
-        if (cache < 0)
-                cache = read_flag("SetupMode");
-
-        return cache > 0;
+        return read_flag("SetupMode") > 0;
 }
 
 int systemd_efi_options_variable(char **line) {

src/shared/ethtool-util.c

@@ -431,24 +431,18 @@ int ethtool_set_nic_buffer_size(int *ethtool_fd, const char *ifname, netdev_ring
         if (r < 0)
                 return -errno;
 
-        if (ring->rx_pending_set && ecmd.rx_pending != ring->rx_pending) {
-                ecmd.rx_pending = ring->rx_pending;
-                need_update = true;
+        if (ring->rx_pending_set) {
+                if (ecmd.rx_pending != ring->rx_pending) {
+                        ecmd.rx_pending = ring->rx_pending;
+                        need_update = true;
+                }
         }
 
-        if (ring->rx_mini_pending_set && ecmd.rx_mini_pending != ring->rx_mini_pending) {
-                ecmd.rx_mini_pending = ring->rx_mini_pending;
-                need_update = true;
-        }
-
-        if (ring->rx_jumbo_pending_set && ecmd.rx_jumbo_pending != ring->rx_jumbo_pending) {
-                ecmd.rx_jumbo_pending = ring->rx_jumbo_pending;
-                need_update = true;
-        }
-
-        if (ring->tx_pending_set && ecmd.tx_pending != ring->tx_pending) {
-                ecmd.tx_pending = ring->tx_pending;
-                need_update = true;
+        if (ring->tx_pending_set) {
+                   if (ecmd.tx_pending != ring->tx_pending) {
+                           ecmd.tx_pending = ring->tx_pending;
+                           need_update = true;
+                }
         }
 
         if (need_update) {
@@ -1042,12 +1036,6 @@ int config_parse_nic_buffer_size(const char *unit,
         if (streq(lvalue, "RxBufferSize")) {
                 ring->rx_pending = k;
                 ring->rx_pending_set = true;
-        } else if (streq(lvalue, "RxMiniBufferSize")) {
-                ring->rx_mini_pending = k;
-                ring->rx_mini_pending_set = true;
-        } else if (streq(lvalue, "RxJumboBufferSize")) {
-                ring->rx_jumbo_pending = k;
-                ring->rx_jumbo_pending_set = true;
         } else if (streq(lvalue, "TxBufferSize")) {
                 ring->tx_pending = k;
                 ring->tx_pending_set = true;

src/shared/ethtool-util.h

@@ -84,13 +84,9 @@ typedef struct netdev_channels {
 
 typedef struct netdev_ring_param {
         uint32_t rx_pending;
-        uint32_t rx_mini_pending;
-        uint32_t rx_jumbo_pending;
         uint32_t tx_pending;
 
         bool rx_pending_set;
-        bool rx_mini_pending_set;
-        bool rx_jumbo_pending_set;
         bool tx_pending_set;
 } netdev_ring_param;
 

src/udev/net/link-config-gperf.gperf

@@ -59,8 +59,6 @@ Link.OtherChannels,              config_parse_channel,                  0,
 Link.CombinedChannels,           config_parse_channel,                  0,                             offsetof(link_config, channels)
 Link.Advertise,                  config_parse_advertise,                0,                             offsetof(link_config, advertise)
 Link.RxBufferSize,               config_parse_nic_buffer_size,          0,                             offsetof(link_config, ring)
-Link.RxMiniBufferSize,           config_parse_nic_buffer_size,          0,                             offsetof(link_config, ring)
-Link.RxJumboBufferSize,          config_parse_nic_buffer_size,          0,                             offsetof(link_config, ring)
 Link.TxBufferSize,               config_parse_nic_buffer_size,          0,                             offsetof(link_config, ring)
 Link.RxFlowControl,              config_parse_tristate,                 0,                             offsetof(link_config, rx_flow_control)
 Link.TxFlowControl,              config_parse_tristate,                 0,                             offsetof(link_config, tx_flow_control)

src/udev/net/link-config.c

@@ -407,7 +407,7 @@ int link_config_apply(link_config_ctx *ctx, link_config *config,
                         log_warning_errno(r, "Could not set channels of %s: %m", old_name);
         }
 
-        if (config->ring.rx_pending_set || config->ring.rx_mini_pending_set || config->ring.rx_jumbo_pending_set || config->ring.tx_pending_set) {
+        if (config->ring.rx_pending_set || config->ring.tx_pending_set) {
                 r = ethtool_set_nic_buffer_size(&ctx->ethtool_fd, old_name, &config->ring);
                 if (r < 0)
                         log_warning_errno(r, "Could not set ring buffer of %s: %m", old_name);

test/fuzz/fuzz-link-parser/directives.link

@@ -40,8 +40,6 @@ OtherChannels=
 CombinedChannels=
 Advertise=
 RxBufferSize=
-RxMiniBufferSize=
-RxJumboBufferSize=
 TxBufferSize=
 RxFlowControl=
 TxFlowControl=